1
|
The European MR safety landscape. Insights Imaging 2024; 15:238. [PMID: 39373814 DOI: 10.1186/s13244-024-01813-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/03/2024] [Accepted: 07/20/2024] [Indexed: 10/08/2024] Open
Abstract
OBJECTIVES Despite the absence of ionizing radiation, magnetic resonance (MR) has inherent risks in clinical practice that can have serious health consequences if overlooked. At an international level, there are MR safety guidelines that help define the organization of a radiology department to minimize the risks for patients and personnel. However, competing guidelines exist and not every country and institution adheres to the same standards. In this work, we aim to understand the current situation regarding MR safety practices across Europe, and to identify the points where harmonization, coordination, or further education is needed. METHODS An anonymous survey questionnaire was distributed between April and June 2023 through ESR member societies to healthcare professionals, aimed to assess personnel training, local policies, scanning practices, and accidents. RESULTS Seven hundred and ninety-three responses were obtained from 44 different countries. The majority of respondents from five countries reported that MR safety is mandated by law, but we could only confirm two (Italy and Austria). While 77% of the responses said that their institution had a clear MR safety guideline, 52% said that nobody in their institution had received specific MR safety training. MR-conditional cardiac devices are mostly scanned in university hospitals (reported by 75% of respondents from this type of institution) but in only 42% of outpatient facilities. MR-unsafe cardiac devices are only scanned off-label in 27% of university hospitals, and in an even smaller share of other institutions. Approximately 12% of the respondents reported MR-related accidents resulting in patient or personnel injury. Overall, there is the sentiment that MR safety education and regulation are needed. CONCLUSIONS The European landscape in terms of MR safety is very heterogeneous, with different regulations across countries, and different procedures for MR safety training and their application in clinical routine. The European Society of Radiology is optimally positioned to play an active role in the harmonization of MR safety education and practices across Europe, and we are proposing a four-tiered framework for the development of a teaching curriculum for MR safety training. CRITICAL RELEVANCE STATEMENT There is room for raising awareness of MR safety issues to ensure patient safety, reduce accidents, and benefit more patients. We advocate for radiologist-led standardization and improvement of MR safety training as a way to address this problem. KEY POINTS Our survey of MR safety practices across Europe revealed significant heterogeneity in regulations, training, and scanning practices. There is a widespread lack of awareness and implementation of MR safety guidelines and diffuse uncertainty, under-scanning of eligible patients, and preventable accidents. The ESR proposes a harmonized, four-tiered MR safety training curriculum to standardize, and improve safety practices across Europe.
Collapse
|
2
|
Saki M, Grewal H, Artz M, Willoughby TR, Park J, Brooks E, Getman N, Senterfitt A, Johnson P. Navigating Complexities: Leadless Pacemaker Management in Proton Therapy for a Pacemaker-Dependent Bilateral Breast Cancer Patient. Int J Part Ther 2024; 13:100112. [PMID: 39105198 PMCID: PMC11298889 DOI: 10.1016/j.ijpt.2024.100112] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/01/2024] [Revised: 06/10/2024] [Accepted: 06/26/2024] [Indexed: 08/07/2024] Open
Abstract
This case study explores the strategic decision-making and safety considerations in managing a unique scenario where a pacemaker dependent patient, requiring adjuvant radiotherapy for bilateral breast cancer. The conventional pacemaker was located entirely within the treatment target, without the option for transposition because of the bilateral chest treatment, resulting in significant risk of malfunction caused by exposing it to the full prescribed dose. Consequently, the decision was made to replace the conventional pacemaker with a leadless device Micra implanted directly into the heart to mitigate direct device radiation and potential adverse effects of proton therapy on the cardiac device. Following Micra implantation, the patient underwent the proton treatment without complications or serious device malfunctions. This study explores solutions to address the challenges posed by within-the-field cardiac devices and highlights the use of pencil beam proton therapy for individuals with leadless cardiac devices while acknowledging the potential for neutron production and the associated risk of single-event upsets (SEU) in cardiac implantable electronic devices (CIEDs). The findings underscore the significance of strategic decision-making, risk assessment, and continuous monitoring for successful outcomes, particularly in the context of proton therapy for patients with advanced cardiac considerations.
Collapse
Affiliation(s)
- Mohammad Saki
- Department of Radiation Oncology, University of Florida College of Medicine, Gainesville, FL 32610, USA
- University of Florida Health Proton Therapy Institute, Jacksonville, FL 32206, USA
| | - Hardev Grewal
- Department of Radiation Oncology, University of Florida College of Medicine, Gainesville, FL 32610, USA
- University of Florida Health Proton Therapy Institute, Jacksonville, FL 32206, USA
| | - Mark Artz
- Department of Radiation Oncology, University of Florida College of Medicine, Gainesville, FL 32610, USA
- University of Florida Health Proton Therapy Institute, Jacksonville, FL 32206, USA
| | - Twyla R. Willoughby
- Department of Radiation Oncology, University of Florida College of Medicine, Gainesville, FL 32610, USA
- University of Florida Health Proton Therapy Institute, Jacksonville, FL 32206, USA
| | - Jiyeon Park
- Department of Radiation Oncology, University of Florida College of Medicine, Gainesville, FL 32610, USA
- University of Florida Health Proton Therapy Institute, Jacksonville, FL 32206, USA
| | - Eric Brooks
- Department of Radiation Oncology, University of Florida College of Medicine, Gainesville, FL 32610, USA
- University of Florida Health Proton Therapy Institute, Jacksonville, FL 32206, USA
| | - Nataly Getman
- University of Florida Health Proton Therapy Institute, Jacksonville, FL 32206, USA
| | - Abby Senterfitt
- University of Florida Health Proton Therapy Institute, Jacksonville, FL 32206, USA
| | - Perry Johnson
- Department of Radiation Oncology, University of Florida College of Medicine, Gainesville, FL 32610, USA
- University of Florida Health Proton Therapy Institute, Jacksonville, FL 32206, USA
| |
Collapse
|
3
|
Bracke F, Rademakers LM. When pacing or defibrillator leads become redundant: Extract or abandon? Heart Rhythm 2024:S1547-5271(24)03089-3. [PMID: 39094726 DOI: 10.1016/j.hrthm.2024.07.113] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/10/2024] [Revised: 07/21/2024] [Accepted: 07/26/2024] [Indexed: 08/04/2024]
Abstract
The 2017 Heart Rhythm Society expert consensus paper on lead management and extraction did not express a preference for either extracting or abandoning pacing or defibrillator leads that are dysfunctional or superfluous after an upgrade (hereafter referred to as redundant leads). However, no randomized or even nonrandomized trials show a better patient outcome with extraction. Many experienced centers currently advise patients to have redundant leads removed to prevent more complicated procedures after years of abandonment. According to the literature, however, not all abandoned leads need to be extracted as >90% will have an uneventful follow-up. As immediate extraction of redundant leads has a small but significant risk, this will generate more adverse events at the population level than when extraction is limited to the patients with future lead complications, even considering a higher extraction risk at that time. Lead extraction is also limited to specialized centers and often necessitates expensive tools, in contrast to abandoning leads, which can be safely performed by any experienced device specialist without additional cost.
Collapse
Affiliation(s)
- Frank Bracke
- Department of Cardiology, Catharina Hospital, Eindhoven, The Netherlands.
| | | |
Collapse
|
4
|
Festa P, Lovato L, Bianco F, Alaimo A, Angeli E, Baccano G, Barbi E, Bennati E, Bonhoeffer P, Bucciarelli V, Curione D, Ciliberti P, Clemente A, Di Salvo G, Esposito A, Ferroni F, Gaeta A, Giovagnoni A, Inserra MC, Leonardi B, Marcora S, Marrone C, Peritore G, Pergola V, Pluchinotta F, Puppini G, Stagnaro N, Raimondi F, Sandrini C, Spaziani G, Tchana B, Trocchio G, Ait-Ali L, Secinaro A. Recommendations for cardiovascular magnetic resonance and computed tomography in congenital heart disease: a consensus paper from the CMR/CCT Working Group of the Italian Society of Pediatric Cardiology and the Italian College of Cardiac Radiology endorsed by the Italian Society of Medical and Interventional Radiology (Part II). J Cardiovasc Med (Hagerstown) 2024; 25:473-487. [PMID: 38829936 DOI: 10.2459/jcm.0000000000001628] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/05/2024]
Abstract
Cardiovascular magnetic resonance (CMR) and computed tomography (CCT) are advanced imaging modalities that recently revolutionized the conventional diagnostic approach to congenital heart diseases (CHD), supporting echocardiography and often replacing cardiac catheterization. This is the second of two complementary documents, endorsed by experts from the Working Group of the Italian Society of Pediatric Cardiology and the Italian College of Cardiac Radiology of the Italian Society of Medical and Interventional Radiology, aimed at giving updated indications on the appropriate use of CMR and CCT in different clinical CHD settings, in both pediatrics and adults. In this article, support is also given to radiologists, pediatricians, cardiologists, and cardiac surgeons for indications and appropriateness criteria for CMR and CCT in the most referred CHD, following the proposed new criteria presented and discussed in the first document. This second document also examines the impact of devices and prostheses for CMR and CCT in CHD and additionally presents some indications for CMR and CCT exams when sedation or narcosis is needed.
Collapse
Affiliation(s)
- Pierluigi Festa
- Pediatric Cardiology and GUCH Unit, Fondazione 'G. Monasterio' CNR-Regione Toscana, Massa-Pisa
| | - Luigi Lovato
- IRCCS Azienda Ospedaliero-Universitaria di Bologna, Pediatric and Adult CardioThoracic and Vascular, Oncohematologic and Emergency Radiology Unit, Bologna
| | - Francesco Bianco
- Department of Paediatric and Congenital Cardiac Surgery and Cardiology, Azienda Ospedaliero-Universitaria Ospedali Riuniti Ancona 'Umberto I, G. M. Lancisi, G. Salesi', Ancona
- Congenital Heart Diseases Working Group of the Italian Society of Cardiology, Rome
| | - Annalisa Alaimo
- Congenital Heart Diseases Working Group of the Italian Society of Cardiology, Rome
- U.O.C. di Cardiologia Pediatrica, ARNAS Civico-Di Cristina-Benfratelli, Palermo
| | - Emanuela Angeli
- Pediatric & Grown-up Congenital Cardiac Surgery Unit, Cardiothoracic-Vascular Department, University Hospital S. Orsola-Malpighi, Bologna
| | - Giovanna Baccano
- Department of Pediatric Cardiology - Centro Cardiologico Pediatrico Mediterraneo, Taormina
| | - Egidio Barbi
- Institute for Maternal and Child Health, IRCCS 'Burlo Garofolo'
- Department of Pediatrics, University of Trieste, Trieste
| | - Elena Bennati
- Congenital Heart Diseases Working Group of the Italian Society of Cardiology, Rome
- Department of Pediatric Cardiology, IRCCS Meyer Children's Hospital, Florence
| | | | - Valentina Bucciarelli
- Department of Paediatric and Congenital Cardiac Surgery and Cardiology, Azienda Ospedaliero-Universitaria Ospedali Riuniti Ancona 'Umberto I, G. M. Lancisi, G. Salesi', Ancona
- Congenital Heart Diseases Working Group of the Italian Society of Cardiology, Rome
| | - Davide Curione
- Advanced Cardiovascular Imaging Unit - Department of Imaging, Bambino Gesù Children's Hospital
| | - Paolo Ciliberti
- Congenital Heart Diseases Working Group of the Italian Society of Cardiology, Rome
- Cardiology Unit, Bambino Gesù Children's Hospital, IRCCS, Rome
| | - Alberto Clemente
- UOC Imaging Multimodale Cardiovascolare e Neuroradiologico - Dipartimento Immagini, Fondazione Toscana 'Gabriele Monasterio'/CNR - Pisa
| | - Giovanni Di Salvo
- Congenital Heart Diseases Working Group of the Italian Society of Cardiology, Rome
- Department of Women's and Children's Health, University of Padua, Padua
| | - Antonio Esposito
- Clinical and Experimental Radiology Unit, Experimental Imaging Center IRCCS Ospedale San Raffaele, Milan
| | | | - Alberto Gaeta
- Radiology Unit, Pediatric Hospital Giovanni XXIII, Bari
| | - Andrea Giovagnoni
- Radiology department, Azienda Ospedaliero-Universitaria Ospedali Riuniti Ancona 'Umberto I, G. M. Lancisi, G. Salesi', Ancona
| | - Maria Cristina Inserra
- Congenital Heart Diseases Working Group of the Italian Society of Cardiology, Rome
- Radiologia 2 - Centro Alta Specialità e Trapianti (C.A.S.T.), Azienda Ospedaliero Universitaria Policlinico San Marco. Catania
| | - Benedetta Leonardi
- Congenital Heart Diseases Working Group of the Italian Society of Cardiology, Rome
- Cardiology Unit, Bambino Gesù Children's Hospital, IRCCS, Rome
| | - Simona Marcora
- Congenital Heart Diseases Working Group of the Italian Society of Cardiology, Rome
- USSD Cardiologia Pediatrica, ASST Grande Ospedale Metropolitano Niguarda, Milan
| | - Chiara Marrone
- Pediatric Cardiology and GUCH Unit, Fondazione 'G. Monasterio' CNR-Regione Toscana, Massa-Pisa
| | - Giuseppe Peritore
- U.O.C. di Radiodiagnostica, ARNAS Civico-Di Cristina-Benfratelli, Palermo
| | - Valeria Pergola
- Department of Cardiac, Thoracic, Vascular Sciences and Public Health, Padua
| | - Francesca Pluchinotta
- Department of Pediatric Cardiology and Adult Congenital Heart Disease, IRCCS Policlinico San Donato, Milan
| | | | | | - Francesca Raimondi
- Department of Pediatric Cardiology, IRCCS Meyer Children's Hospital, Florence
| | - Camilla Sandrini
- Division of Cardiology, Department of Medicine, University of Verona, Verona
| | - Gaia Spaziani
- Department of Pediatric Cardiology, IRCCS Meyer Children's Hospital, Florence
| | - Bertrand Tchana
- Department of Pediatrics, Ospedale dei Bambini Barilla, University of Parma, Parma
| | | | - Lamia Ait-Ali
- Institute of Clinical Physiology, National Research Institute, Pisa, Italy
| | | |
Collapse
|
5
|
Meier C, Israel C, Eisenblätter M, Hoyer A, Stoye FV, Yilmaz A, Gielen S. Safety of magnetic resonance imaging in patients with cardiac implantable electronic devices and abandoned or epicardial leads: a systematic review and meta-analysis. Europace 2024; 26:euae165. [PMID: 38918179 PMCID: PMC11200101 DOI: 10.1093/europace/euae165] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/26/2024] [Accepted: 06/09/2024] [Indexed: 06/27/2024] Open
Abstract
AIMS Persistent reluctance to perform magnetic resonance imaging (MRI) in patients with abandoned and/or epicardial leads of cardiac implantable electronic devices is related to in vitro studies reporting tip heating. While there is a plethora of data on the safety of MRI in conditional and non-conditional implantable devices, there is a clear lack of safety data in patients with abandoned and/or epicardial leads. METHODS AND RESULTS Relevant literature was identified in Medline and CINAHL using the key terms 'magnetic resonance imaging' AND 'abandoned leads' OR 'epicardial leads'. Secondary literature and cross-references were supplemented. For reporting guidance, the Preferred Reporting Items for Systematic reviews and Meta-Analyses 2020 was used. International Prospective Register of Systematic Reviews (PROSPERO) registration number 465530. Twenty-one publications with a total of 656 patients with 854 abandoned and/or epicardial leads and 929 MRI scans of different anatomical regions were included. No scan-related major adverse cardiac event was documented, although the possibility of under-reporting of critical events in the literature should be considered. Furthermore, no severe device dysfunction or severe arrhythmia was reported. Mainly transient lead parameter changes were observed in 2.8% in the subgroup of patients with functional epicardial leads. As a possible correlate of myocardial affection, subjective sensations occurred mainly in the subgroup with abandoned epicardial leads (4.0%), but no change in myocardial biomarkers was observed. CONCLUSION Existing publications did not report any relevant adverse events for MRI in patients with abandoned and/or epicardial leads if performed according to strict safety guidelines. However, a more rigorous risk-benefit calculation should be made for patients with epicardial leads.
Collapse
Affiliation(s)
- Claudia Meier
- Campus Klinikum Lippe, Universitätsklinikum Ostwestfalen-Lippe, Universitätsklinik für Kardiologie, Angiologie und Internistische Intensivmedizin, Röntgenstraße 18, 32756 Detmold, Germany
- Medizinische Fakultät, Universität Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany
| | - Carsten Israel
- Klinik für Innere Medizin, Kardiologie, Nephrologie und Diabetologie, Evangelisches Klinikum Bethel, Bielefeld, Germany
| | - Michel Eisenblätter
- Medizinische Fakultät, Universität Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany
- Campus Klinikum Lippe, Universitätsklinikum Ostwestfalen-Lippe, Universitätsinstitut für Diagnostische und Interventionelle Radiologie, Detmold, Germany
| | - Annika Hoyer
- Medizinische Fakultät, Universität Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany
- Institut für Biostatistik und Medizinische Biometrie, Universität Bielefeld, Bielefeld, Germany
| | - Ferdinand Valentin Stoye
- Medizinische Fakultät, Universität Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany
- Institut für Biostatistik und Medizinische Biometrie, Universität Bielefeld, Bielefeld, Germany
| | - Ali Yilmaz
- Herz-MRT-Zentrum, Universitätsklinikum Münster, Münster, Germany
| | - Stephan Gielen
- Campus Klinikum Lippe, Universitätsklinikum Ostwestfalen-Lippe, Universitätsklinik für Kardiologie, Angiologie und Internistische Intensivmedizin, Röntgenstraße 18, 32756 Detmold, Germany
- Medizinische Fakultät, Universität Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany
| |
Collapse
|
6
|
Greenhill M, Rangan P, Su W, Weiss JP, Zawaneh M, Unzek S, Tamarappoo B, Indik J, Tung R, Morris MF. MRI in Patients with Cardiovascular Implantable Electronic Devices and Fractured or Abandoned Leads. Radiol Cardiothorac Imaging 2024; 6:e230303. [PMID: 38869431 PMCID: PMC11211945 DOI: 10.1148/ryct.230303] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/23/2023] [Revised: 04/04/2024] [Accepted: 05/02/2024] [Indexed: 06/14/2024]
Abstract
Purpose To examine the clinical effect of lead length and lead orientation in patients with cardiac implantable electronic devices (CIEDs) and lead fragments or abandoned leads undergoing 1.5-T MRI. Materials and Methods This Health Insurance Portability and Accountability Act-compliant retrospective study included patients with CIEDs and abandoned leads or lead fragments undergoing 1.5-T MRI from March 2014 through July 2020. CIED settings before and after MRI were reviewed, with clinically significant variations defined as a composite of the change in capture threshold of at least 50%, in sensing of at least 40%, or in lead impedance of at least 30% between before MRI and after MRI interrogation. Adverse clinical events were assessed at MRI and up to 30 days after. Univariable and multivariable analysis was performed. Results Eighty patients with 126 abandoned CIED leads or lead fragments underwent 107 1.5-T MRI examinations. Sixty-seven patients (median age, 74 years; IQR, 66-78 years; 44 male patients, 23 female patients) had abandoned leads, and 13 (median age, 66 years; IQR, 52-74 years; nine male patients, four female patients) had lead fragments. There were no reported deaths, clinically significant arrhythmias, or adverse clinical events within 30 days of MRI. Three patients with abandoned leads had a significant change in the composite of capture threshold, sensing, or lead impedance. In a multivariable generalized estimating equation analysis, lead orientation, lead length, MRI type, and MRI duration were not associated with a significant change in the composite outcome. Conclusion Use of 1.5-T MRI in patients with abandoned CIED leads or lead fragments of varying length and orientation was not associated with adverse clinical events. Keywords: Cardiac Assist Devices, MRI, Cardiac Implantable Electronic Device Supplemental material is available for this article. © RSNA, 2024.
Collapse
Affiliation(s)
- Mark Greenhill
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| | - Pooja Rangan
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| | - Wilber Su
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| | - J. Peter Weiss
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| | - Michael Zawaneh
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| | - Samuel Unzek
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| | - Balaji Tamarappoo
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| | - Julia Indik
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| | - Roderick Tung
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| | - Michael F. Morris
- From the Department of Radiology (M.G.) and Division of Cardiology
(J.I.), Banner University Medical Center Tucson, Tucson, Ariz; Division of
Clinical Data Analytics, University of Arizona College of Medicine Phoenix,
Phoenix, Ariz (P.R.); and Department of Radiology (S.U., B.T., M.F.M.) and
Division of Cardiology (W.S., J.P.W., M.Z., S.U., B.T., R.T., M.F.M.), Banner
University Medical Center Phoenix, 1111 E McDowell Rd, Phoenix, AZ 85006
| |
Collapse
|
7
|
Bučić D, Hrabak-Paar M. Multimodality imaging in patients with implantable loop recorders: Tips and tricks. Hellenic J Cardiol 2024; 77:93-105. [PMID: 38096953 DOI: 10.1016/j.hjc.2023.12.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/27/2023] [Accepted: 12/09/2023] [Indexed: 12/26/2023] Open
Abstract
An implantable loop recorder (ILR) is a leadless rectangular device used for prolonged electrocardiographic monitoring for up to 3 years. This miniaturized device, inserted subcutaneously, allows clinicians to investigate possible cardiac rhythm disturbances in patients suffering from recurrent unexplained syncope. As the age of the population increases rapidly and the number of ILR patients amplifies, the clinical significance of ILRs is undeniable. Although radioopaque and easily seen on plain chest radiographs and other imaging modalities, ILRs may represent a challenge for clinicians and radiologists to recognize their classic appearance and differentiate them from numerous other cardiac devices. This article aims to summarize current literature on ILRs, their basic function, types, and indications for implantation, but most of all, it aims to familiarize clinicians and radiologists with common imaging features of these devices, safety issues, and artifact-reducing methods. Specifically, this review discusses the typical appearance of ILRs on major diagnostic imaging modalities, including chest X-ray, mammography, ultrasonography, computed tomography, and magnetic resonance imaging (MRI). Furthermore, optimization strategies to mitigate image artifacts and safety issues regarding MRI are discussed.
Collapse
Affiliation(s)
- Dinea Bučić
- School of Medicine, University of Zagreb, Zagreb, Croatia.
| | - Maja Hrabak-Paar
- School of Medicine, University of Zagreb, Zagreb, Croatia; Department of Diagnostic and Interventional Radiology, University Hospital Center Zagreb, Zagreb, Croatia.
| |
Collapse
|
8
|
De Leon-Benedetti LS, Ramirez-Suarez KI, Otero HJ, Rapp JB, Biko DM, Smith C, Serai SD, Janson C, Shah M, Englehardt G, Fogel M, White AM. How we do it: Cardiac implantable devices are not a contraindication to MRI: time for a paradigm shift. Pediatr Radiol 2024; 54:863-875. [PMID: 38488925 DOI: 10.1007/s00247-024-05902-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/02/2023] [Revised: 03/01/2024] [Accepted: 03/04/2024] [Indexed: 03/17/2024]
Abstract
Magnetic resonance imaging (MRI) is now an indispensable diagnostic tool in medicine due to its outstanding contrast resolution and absence of radiation exposure, enabling detailed tissue characterization and three-dimensional anatomical representation. This is especially important when evaluating individuals with congenital heart disease (CHD) who frequently require cardiac implantable electrical devices (CIEDs). While MRI safety issues have previously limited its use in patients with CIEDs, new advances have called these limitations into question. However, difficulties persist in the pediatric population due to the continued lack of specific safety data both related to imaging young children and the specific CIED devices they often require. This paper discusses MRI safety considerations related to imaging patients with CIEDs, investigates pediatric-specific problems, and describes thorough methods for safe MRI access, highlighting the significance of specialized institutional guidelines.
Collapse
Affiliation(s)
- Laura S De Leon-Benedetti
- Department of Radiology, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA.
| | - Karen I Ramirez-Suarez
- Department of Radiology, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - Hansel J Otero
- Department of Radiology, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - Jordan B Rapp
- Department of Radiology, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - David M Biko
- Department of Radiology, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - Christopher Smith
- Department of Pediatrics, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - Suraj D Serai
- Department of Radiology, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - Christopher Janson
- Department of Pediatrics, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - Maully Shah
- Department of Pediatrics, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - George Englehardt
- Department of Radiology, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - Mark Fogel
- Department of Pediatrics, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| | - Ammie M White
- Department of Radiology, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA
| |
Collapse
|
9
|
Desai L, Popescu A, Golestanirad L, Webster G, Kim D. Wideband magnetic resonance sequencing to decrease image artifact in a child with a cardiac implantable device. HeartRhythm Case Rep 2024; 10:292-296. [PMID: 38766606 PMCID: PMC11096430 DOI: 10.1016/j.hrcr.2024.02.003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 05/22/2024] Open
Affiliation(s)
- Lajja Desai
- Division of Cardiology, Department of Pediatrics, Ann & Robert H. Lurie Children’s Hospital of Chicago, Chicago, Illinois
| | - Andrada Popescu
- Division of Cardiovascular Imaging, Department of Medical Imaging, Ann & Robert H. Lurie Children’s Hospital of Chicago, Chicago, Illinois
| | - Laleh Golestanirad
- Department of Biomedical Engineering, McCormick School of Engineering, Northwestern University, Evanston, Illinois
| | - Gregory Webster
- Division of Cardiology, Department of Pediatrics, Ann & Robert H. Lurie Children’s Hospital of Chicago, Chicago, Illinois
| | - Daniel Kim
- Department of Radiology, Northwestern University Feinberg School of Medicine, Chicago, Illinois
| |
Collapse
|
10
|
Akdag O, Borman PTS, Mandija S, Woodhead PL, Uijtewaal P, Raaymakers BW, Fast MF. Experimental demonstration of real-time cardiac physiology-based radiotherapy gating for improved cardiac radioablation on an MR-linac. Med Phys 2024; 51:2354-2366. [PMID: 38477841 DOI: 10.1002/mp.17024] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/28/2023] [Revised: 02/09/2024] [Accepted: 02/23/2024] [Indexed: 03/14/2024] Open
Abstract
BACKGROUND Cardiac radioablation is a noninvasive stereotactic body radiation therapy (SBRT) technique to treat patients with refractory ventricular tachycardia (VT) by delivering a single high-dose fraction to the VT isthmus. Cardiorespiratory motion induces position uncertainties resulting in decreased dose conformality. Electocardiograms (ECG) are typically used during cardiac MRI (CMR) to acquire images in a predefined cardiac phase, thus mitigating cardiac motion during image acquisition. PURPOSE We demonstrate real-time cardiac physiology-based radiotherapy beam gating within a preset cardiac phase on an MR-linac. METHODS MR images were acquired in healthy volunteers (n = 5, mean age = 29.6 years, mean heart-rate (HR) = 56.2 bpm) on the 1.5 T Unity MR-linac (Elekta AB, Stockholm, Sweden) after obtaining written informed consent. The images were acquired using a single-slice balance steady-state free precession (bSSFP) sequence in the coronal or sagittal plane (TR/TE = 3/1.48 ms, flip angle = 48∘ $^{\circ }$ , SENSE = 1.5,field-of-view = 400 × 207 $\text{field-of-view} = {400}\times {207}$ mm 2 ${\text{mm}}^{2}$ , voxel size =3 × 3 × 15 $3\times 3\times 15$ mm 3 ${\rm mm}^{3}$ , partial Fourier factor = 0.65, frame rate = 13.3 Hz). In parallel, a 4-lead ECG-signal was acquired using MR-compatible equipment. The feasibility of ECG-based beam gating was demonstrated with a prototype gating workflow using a Quasar MRI4D motion phantom (IBA Quasar, London, ON, Canada), which was deployed in the bore of the MR-linac. Two volunteer-derived combined ECG-motion traces (n = 2, mean age = 26 years, mean HR = 57.4 bpm, peak-to-peak amplitude = 14.7 mm) were programmed into the phantom to mimic dose delivery on a cardiac target in breath-hold. Clinical ECG-equipment was connected to the phantom for ECG-voltage-streaming in real-time using research software. Treatment beam gating was performed in the quiescent phase (end-diastole). System latencies were compensated by delay time correction. A previously developed MRI-based gating workflow was used as a benchmark in this study. A 15-beam intensity-modulated radiotherapy (IMRT) plan (1 × 6.25 ${1}\times {6.25}$ Gy) was delivered for different motion scenarios onto radiochromic films. Next, cardiac motion was then estimated at the basal anterolateral myocardial wall via normalized cross-correlation-based template matching. The estimated motion signal was temporally aligned with the ECG-signal, which were then used for position- and ECG-based gating simulations in the cranial-caudal (CC), anterior-posterior (AP), and right-left (RL) directions. The effect of gating was investigated by analyzing the differences in residual motion at 30, 50, and 70% treatment beam duty cycles. RESULTS ECG-based (MRI-based) beam gating was performed with effective duty cycles of 60.5% (68.8%) and 47.7% (50.4%) with residual motion reductions of 62.5% (44.7%) and 43.9% (59.3%). Local gamma analyses (1%/1 mm) returned pass rates of 97.6% (94.1%) and 90.5% (98.3%) for gated scenarios, which exceed the pass rates of 70.3% and 82.0% for nongated scenarios, respectively. In average, the gating simulations returned maximum residual motion reductions of 88%, 74%, and 81% at 30%, 50%, and 70% duty cycles, respectively, in favor of MRI-based gating. CONCLUSIONS Real-time ECG-based beam gating is a feasible alternative to MRI-based gating, resulting in improved dose delivery in terms of highγ -pass $\gamma {\text{-pass}}$ rates, decreased dose deposition outside the PTV and residual motion reduction, while by-passing cardiac MRI challenges.
Collapse
Affiliation(s)
- Osman Akdag
- Department of Radiotherapy, University Medical Center Utrecht, Utrecht, The Netherlands
| | - Pim T S Borman
- Department of Radiotherapy, University Medical Center Utrecht, Utrecht, The Netherlands
| | - Stefano Mandija
- Department of Radiotherapy, University Medical Center Utrecht, Utrecht, The Netherlands
- Computational Imaging Group for MR Diagnostics and Therapy, Center for Image Sciences, University Medical Center Utrecht, Utrecht, The Netherlands
| | - Peter L Woodhead
- Department of Radiotherapy, University Medical Center Utrecht, Utrecht, The Netherlands
- Elekta AB, Stockholm, Sweden
| | - Prescilla Uijtewaal
- Department of Radiotherapy, University Medical Center Utrecht, Utrecht, The Netherlands
| | - Bas W Raaymakers
- Department of Radiotherapy, University Medical Center Utrecht, Utrecht, The Netherlands
| | - Martin F Fast
- Department of Radiotherapy, University Medical Center Utrecht, Utrecht, The Netherlands
| |
Collapse
|
11
|
Silvetti MS, Colonna D, Gabbarini F, Porcedda G, Rimini A, D’Onofrio A, Leoni L. New Guidelines of Pediatric Cardiac Implantable Electronic Devices: What Is Changing in Clinical Practice? J Cardiovasc Dev Dis 2024; 11:99. [PMID: 38667717 PMCID: PMC11050217 DOI: 10.3390/jcdd11040099] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/09/2024] [Revised: 03/15/2024] [Accepted: 03/22/2024] [Indexed: 04/28/2024] Open
Abstract
Guidelines are important tools to guide the diagnosis and treatment of patients to improve the decision-making process of health professionals. They are periodically updated according to new evidence. Four new Guidelines in 2021, 2022 and 2023 referred to pediatric pacing and defibrillation. There are some relevant changes in permanent pacing. In patients with atrioventricular block, the heart rate limit in which pacemaker implantation is recommended was decreased to reduce too-early device implantation. However, it was underlined that the heart rate criterion is not absolute, as signs or symptoms of hemodynamically not tolerated bradycardia may even occur at higher rates. In sinus node dysfunction, symptomatic bradycardia is the most relevant recommendation for pacing. Physiological pacing is increasingly used and recommended when the amount of ventricular pacing is presumed to be high. New recommendations suggest that loop recorders may guide the management of inherited arrhythmia syndromes and may be useful for severe but not frequent palpitations. Regarding defibrillator implantation, the main changes are in primary prevention recommendations. In hypertrophic cardiomyopathy, pediatric risk calculators have been included in the Guidelines. In dilated cardiomyopathy, due to the rarity of sudden cardiac death in pediatric age, low ejection fraction criteria were demoted to class II. In long QT syndrome, new criteria included severely prolonged QTc with different limits according to genotype, and some specific mutations. In arrhythmogenic cardiomyopathy, hemodynamically tolerated ventricular tachycardia and arrhythmic syncope were downgraded to class II recommendation. In conclusion, these new Guidelines aim to assess all aspects of cardiac implantable electronic devices and improve treatment strategies.
Collapse
Affiliation(s)
- Massimo Stefano Silvetti
- Paediatric Cardiology and Cardiac Arrhythmia/Syncope Unit, Bambino Gesù Children’s Hospital IRCCS, European Reference Network for Rare and Low Prevalence Complex Disease of the Heart (ERN GUARD-Heart), 00100 Rome, Italy
| | - Diego Colonna
- Adult Congenital Heart Disease Unit, Monaldi Hospital, 80131 Naples, Italy;
| | - Fulvio Gabbarini
- Paediatric Cardiology and Adult Congenital Heart Disease Unit, Regina Margherita Hospital, 10126 Torino, Italy;
| | - Giulio Porcedda
- Paediatric Cardiology Unit, A. Meyer Children’s Hospital, 50139 Florence, Italy;
| | - Alessandro Rimini
- Paediatric Cardiology Unit, G. Gaslini Children’s Hospital IRCCS, 16147 Genoa, Italy;
| | - Antonio D’Onofrio
- Departmental Unit of Electrophysiology, Evaluation and Treatment of Arrhythmia, Monaldi Hospital, 80131 Naples, Italy;
| | - Loira Leoni
- Cardiology Unit, Department of Cardio-Thoracic-Vascular Science and Public Health, Padua University Hospital (ERN GUARD-Heart), 35121 Padua, Italy;
| |
Collapse
|
12
|
Fogante M, Volpato G, Esposto Pirani P, Cela F, Compagnucci P, Valeri Y, Selimi A, Alfieri M, Brugiatelli L, Belleggia S, Coraducci F, Argalia G, Casella M, Dello Russo A, Schicchi N. Cardiac Magnetic Resonance and Cardiac Implantable Electronic Devices: Are They Truly Still "Enemies"? MEDICINA (KAUNAS, LITHUANIA) 2024; 60:522. [PMID: 38674168 PMCID: PMC11051994 DOI: 10.3390/medicina60040522] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/24/2024] [Revised: 03/15/2024] [Accepted: 03/20/2024] [Indexed: 04/28/2024]
Abstract
The application of cardiac magnetic resonance (CMR) imaging in clinical practice has grown due to technological advancements and expanded clinical indications, highlighting its superior capabilities when compared to echocardiography for the assessment of myocardial tissue. Similarly, the utilization of implantable cardiac electronic devices (CIEDs) has significantly increased in cardiac arrhythmia management, and the requirements of CMR examinations in patients with CIEDs has become more common. However, this type of exam often presents challenges due to safety concerns and image artifacts. Until a few years ago, the presence of CIED was considered an absolute contraindication to CMR. To address these challenges, various technical improvements in CIED technology, like the reduction of the ferromagnetic components, and in CMR examinations, such as the introduction of new sequences, have been developed. Moreover, a rigorous protocol involving multidisciplinary collaboration is recommended for safe CMR examinations in patients with CIEDs, emphasizing risk assessment, careful monitoring during CMR, and post-scan device evaluation. Alternative methods to CMR, such as computed tomography coronary angiography with tissue characterization techniques like dual-energy and photon-counting, offer alternative potential solutions, although their diagnostic accuracy and availability do limit their use. Despite technological advancements, close collaboration and specialized staff training remain crucial for obtaining safe diagnostic CMR images in patients with CIEDs, thus justifying the presence of specialized centers that are equipped to handle these type of exams.
Collapse
Affiliation(s)
- Marco Fogante
- Maternal-Child, Senological, Cardiological Radiology and Outpatient Ultrasound, Department of Radiological Sciences, University Hospital of Marche, 60126 Ancona, Italy; (P.E.P.); (F.C.); (G.A.)
| | - Giovanni Volpato
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
| | - Paolo Esposto Pirani
- Maternal-Child, Senological, Cardiological Radiology and Outpatient Ultrasound, Department of Radiological Sciences, University Hospital of Marche, 60126 Ancona, Italy; (P.E.P.); (F.C.); (G.A.)
| | - Fatjon Cela
- Maternal-Child, Senological, Cardiological Radiology and Outpatient Ultrasound, Department of Radiological Sciences, University Hospital of Marche, 60126 Ancona, Italy; (P.E.P.); (F.C.); (G.A.)
| | - Paolo Compagnucci
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
| | - Yari Valeri
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
| | - Adelina Selimi
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
| | - Michele Alfieri
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
| | - Leonardo Brugiatelli
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
| | - Sara Belleggia
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
| | - Francesca Coraducci
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
| | - Giulio Argalia
- Maternal-Child, Senological, Cardiological Radiology and Outpatient Ultrasound, Department of Radiological Sciences, University Hospital of Marche, 60126 Ancona, Italy; (P.E.P.); (F.C.); (G.A.)
| | - Michela Casella
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
- Department of Clinical, Special and Dental Sciences, Marche Polytechnic University, 60121 Ancona, Italy
| | - Antonio Dello Russo
- Cardiology and Arrhythmology Clinic, University Hospital “Azienda Ospedaliero-Universitaria delle Marche”, 60126 Ancona, Italy; (G.V.); (P.C.); (Y.V.); (A.S.); (M.A.); (L.B.); (S.B.); (F.C.); (M.C.); (A.D.R.)
- Department of Biomedical Sciences and Public Health, Marche Polytechnic University, 60121 Ancona, Italy
| | - Nicolò Schicchi
- Cardiovascular Radiological Diagnostics, Department of Radiological Sciences, University Hospital of Marche, 60126 Ancona, Italy;
| |
Collapse
|
13
|
Harwood M, Fahrenholtz SJ, Wellnitz CV, Kawashima A, Panda A. MRI in Adult Patients with Active and Inactive Implanted MR-conditional, MR-nonconditional, and Other Devices. Radiographics 2024; 44:e230102. [PMID: 38421911 DOI: 10.1148/rg.230102] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/02/2024]
Abstract
Active implanted medical devices (AIMDs) enable therapy and patient monitoring by way of electrical activity and typically have a battery and electrical leads. The most common types of AIMDs include cardiac implantable electronic devices (CIEDs), spinal cord stimulators, deep brain stimulators, bone growth or fusion stimulators, other neurostimulators, and drug infusion pumps. As more patients with AIMDs undergo MRI, it is important to consider the safety of patients who have these implanted devices during MRI. The authors review the physics concepts related to MRI safety, such as peak spatial gradient magnetic field, specific absorption rate, root mean square value of the effective magnetic component of the transmitted RF pulse, and gradient slew rate, as well as the parameters necessary to remain within safety limits. The roles of MRI safety personnel, as set forth by the International Society of Magnetic Resonance in Medicine, are emphasized. In addition, the relevant information provided in vendor manuals is reviewed, with a focus on how to obtain relevant up-to-date information. The radiologist should be able to modify protocols to meet safety requirements, address possible alternatives to MRI, and weigh the potential benefits of MRI against the potential risks. A few more advanced topics, such as fractured or abandoned device leads and patients with multiple implanted medical devices, also are addressed. Recommended workflows for MRI in patients with implanted medical devices are outlined. It is important to implement an algorithmic MRI safety process, including a review of the MRI safety information; patient screening; optimal imaging; and monitoring patients before, during, and after the examination. ©RSNA, 2024 Test Your Knowledge questions for this article are available in the supplemental material. See the invited commentary by Shetty et al in this issue.
Collapse
Affiliation(s)
- Matthew Harwood
- From the Department of Radiology, Mayo Clinic Arizona, Phoenix, AZ (M.H., S.J.F., C.V.W., A.K., A.P.); and Carl T. Hayden Veterans' Administration Medical Center, Phoenix, AZ (M.H.)
| | - Samuel J Fahrenholtz
- From the Department of Radiology, Mayo Clinic Arizona, Phoenix, AZ (M.H., S.J.F., C.V.W., A.K., A.P.); and Carl T. Hayden Veterans' Administration Medical Center, Phoenix, AZ (M.H.)
| | - Clinton V Wellnitz
- From the Department of Radiology, Mayo Clinic Arizona, Phoenix, AZ (M.H., S.J.F., C.V.W., A.K., A.P.); and Carl T. Hayden Veterans' Administration Medical Center, Phoenix, AZ (M.H.)
| | - Akira Kawashima
- From the Department of Radiology, Mayo Clinic Arizona, Phoenix, AZ (M.H., S.J.F., C.V.W., A.K., A.P.); and Carl T. Hayden Veterans' Administration Medical Center, Phoenix, AZ (M.H.)
| | - Anshuman Panda
- From the Department of Radiology, Mayo Clinic Arizona, Phoenix, AZ (M.H., S.J.F., C.V.W., A.K., A.P.); and Carl T. Hayden Veterans' Administration Medical Center, Phoenix, AZ (M.H.)
| |
Collapse
|
14
|
Page N, Chia K, Brazier D, Manisty C, Kozor R. Access to MRI in Patients With Cardiac Implantable Electronic Devices is Variable and an Issue in Australia. Heart Lung Circ 2024; 33:362-367. [PMID: 38326134 DOI: 10.1016/j.hlc.2023.11.020] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/13/2023] [Revised: 10/11/2023] [Accepted: 11/09/2023] [Indexed: 02/09/2024]
Abstract
AIMS This study aimed to characterise the level of access to magnetic resonance imaging (MRI) in Australian hospitals for patients with MR-conditional and non-MR-conditional cardiac implantable electronic devices (CIED), and to identify any barriers impeding this access. METHODS All Australian Tertiary Referral Public Hospitals (n=38) were surveyed with a mixed qualitative and quantitative questionnaire. Provision of MRI to patients with MR-conditional and non-MR-conditional CIEDs; patient monitoring strategies during scan and personnel in attendance; barriers impeding MRI access. RESULTS Of the 35 (92%) hospitals that completed the survey, a majority (85.7%) scan MR-conditional CIEDs, while a minority (8.6%) scan non-MR-conditional CIEDs. MR-conditional device scanning is often limited to non-pacing dependent patients, excluding implantable cardioverter-defibrillators. In total, 21% of sites exclude thoracic MR scans for CIED patients. Although most centres scan on 1.5 Tesla (T) machines (59%), 10% scan at 3T and 31% scan at both strengths. Sites vary in patient monitoring strategies and personnel in attendance; 80% require staff with Advanced Cardiac Life Support to be present. Barriers to service expansion include an absence of national guidelines, formal training, and logistical device support. CONCLUSIONS Most surveyed Australian hospitals offer MRI for patients with MR-conditional CIEDs, however many still have exclusions for particular patient groups or scan requests. Only three surveyed sites offer MRI for patients with non-MR-conditional CIEDs in Australia. A national effort is needed to address the identified barriers including the development of national guidelines, formal training, and logistical support.
Collapse
Affiliation(s)
| | - Karin Chia
- Royal North Shore Hospital, Sydney, NSW, Australia
| | | | - Charlotte Manisty
- University College London and Barts Health NHS Trust, London, United Kingdom
| | - Rebecca Kozor
- The University of Sydney, Sydney, NSW, Australia; Royal North Shore Hospital, Sydney, NSW, Australia.
| |
Collapse
|
15
|
Pepin MD, Brost EE, Klein KA, Garces YI, Brinkmann DH. A script-enabled interactive checklist document for efficient management of electronic devices in a busy multimodality radiotherapy clinic. J Appl Clin Med Phys 2024; 25:e14302. [PMID: 38368613 DOI: 10.1002/acm2.14302] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/13/2023] [Revised: 01/15/2024] [Accepted: 01/18/2024] [Indexed: 02/20/2024] Open
Abstract
PURPOSE Develop an efficient, interactive, and instructive checklist document for the management of implanted electronic medical devices in a multimodality radiotherapy clinic. METHODS The built-in scripting and interactivity of a popular commercial word processor was used to develop an interactive document that changes the information presented to the user based on drop-down selections. The interactivity and scripting were compatible with the radiation oncology information system (ROIS) which allows the document to be accessible by all team members and serve as a permanent record in a patient's electronic chart. RESULTS The final interactive document, which was clinically deployed after beta testing with a group consisting of nurses and medical physicists, presents information and action plans to the user based on multiple departmental medical device decision trees that are specific to the combination of device, treatment modality, rhythm-pacing dependence for cardiac devices, and distance from the device to the treatment volume. CONCLUSION A script-enabled interactive document was developed for a busy multimodality clinic, condensing multiple comprehensive departmental guidelines spanning multiple device types and treatment modalities into a single interactive checklist accessible within the ROIS. Given the wide accessibility of the commercial word processor, this approach could be adopted by other clinics to streamline their own respective workflows.
Collapse
Affiliation(s)
- Mark D Pepin
- Department of Radiation Oncology, Mayo Clinic, Rochester, Minnesota, USA
| | - Eric E Brost
- Department of Radiation Oncology, Mayo Clinic, Rochester, Minnesota, USA
| | - Kristi A Klein
- Department of Radiation Oncology, Mayo Clinic, Rochester, Minnesota, USA
| | - Yolanda I Garces
- Department of Radiation Oncology, Mayo Clinic, Rochester, Minnesota, USA
| | - Debra H Brinkmann
- Department of Radiation Oncology, Mayo Clinic, Rochester, Minnesota, USA
| |
Collapse
|
16
|
Mircea AA, Donisan T, Feigenberg S, Fradley MG. What do national radiotherapy guidelines for patients with cardiac devices teach us? Heart Rhythm O2 2024; 5:189-193. [PMID: 38560371 PMCID: PMC10980919 DOI: 10.1016/j.hroo.2024.01.008] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/04/2024] Open
Abstract
The incidence of cardiac implantable electronic device (CIED) malfunctions caused by radiotherapy (RT) is approximately 5%. Although individual national guidelines and expert consensus documents exist, the increased use of RT to treat various cancers points out the need for a standardized document to guide risk assessment and management of CIEDs during RT. We describe potential adverse RT-related events on CIEDs as well as the proposed mechanism of dysfunction. We review the main current guidelines and recommendations, emphasizing similarities and differences.
Collapse
Affiliation(s)
- Andrei Alexandru Mircea
- Electrophysiology and Heart Modeling Institute, Heart Rhythm Disease Institute, Bordeaux, France
| | - Teodora Donisan
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota
| | - Steven Feigenberg
- Radiation Oncology Department, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania
| | - Michael G. Fradley
- Thalheimer Center for Cardio-Oncology, University of Pennsylvania, Philadelphia, Pennsylvania
| |
Collapse
|
17
|
Gauter-Fleckenstein B, Schönig S, Mertens L, Oppitz H, Siebenlist K, Ehmann M, Fleckenstein J. Effect of simultaneous integrated boost concepts on photoneutron and distant out-of-field doses in VMAT for prostate cancer. Strahlenther Onkol 2024; 200:219-229. [PMID: 37707518 PMCID: PMC10876496 DOI: 10.1007/s00066-023-02138-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/16/2023] [Accepted: 08/08/2023] [Indexed: 09/15/2023]
Abstract
BACKGROUND A simultaneous integrated boost (SIB) may result in increased out-of-field (DOOF) and photoneutron (HPN) doses in volumetric modulated arc therapy (VMAT) for prostate cancer (PCA). This work therefore aimed to compare DOOF and HPN in flattened (FLAT) and flattening filter-free (FFF) 6‑MV and 10-MV VMAT treatment plans with and without SIB. METHODS Eight groups of 30 VMAT plans for PCA with 6 MV or 10 MV, with or without FF and with uniform (2 Gy) or SIB target dose (2.5/3.0 Gy) prescriptions (CONV, SIB), were generated. All 240 plans were delivered on a slab-phantom and compared with respect to measured DOOF and HPN in 61.8 cm distance from the isocenter. The 6‑ and 10-MV flattened VMAT plans with conventional fractionation (6- and 10-MV FLAT CONV) served as standard reference groups. Doses were analyzed as a function of delivered monitor units (MU) and weighted equivalent square field size Aeq. Pearson's correlation coefficients between the presented quantities were determined. RESULTS The SIB plans resulted in decreased HPN over an entire prostate RT treatment course (10-MV SIB vs. CONV -38.2%). Omission of the flattening filter yielded less HPN (10-MV CONV -17.2%; 10-MV SIB -22.5%). The SIB decreased DOOF likewise by 39% for all given scenarios, while the FFF mode reduced DOOF on average by 60%. A strong Pearson correlation was found between MU and HPN (r > 0.9) as well as DOOF (0.7 < r < 0.9). CONCLUSION For a complete treatment, SIB reduces both photoneutron and OOF doses to almost the same extent as FFF deliveries. It is recommended to apply moderately hypofractionated 6‑MV SIB FFF-VMAT when considering photoneutron or OOF doses.
Collapse
Affiliation(s)
- Benjamin Gauter-Fleckenstein
- Department of Radiation Oncology, University Medical Center Mannheim, University of Heidelberg, Theodor-Kutzer Ufer 1-3, 68167, Mannheim, Germany.
| | - Sebastian Schönig
- Department of Radiation Oncology, University Medical Center Mannheim, University of Heidelberg, Theodor-Kutzer Ufer 1-3, 68167, Mannheim, Germany
| | - Lena Mertens
- Department of Radiation Oncology, University Medical Center Mannheim, University of Heidelberg, Theodor-Kutzer Ufer 1-3, 68167, Mannheim, Germany
| | - Hans Oppitz
- Department of Radiation Oncology, University Medical Center Mannheim, University of Heidelberg, Theodor-Kutzer Ufer 1-3, 68167, Mannheim, Germany
| | - Kerstin Siebenlist
- Department of Radiation Oncology, University Medical Center Mannheim, University of Heidelberg, Theodor-Kutzer Ufer 1-3, 68167, Mannheim, Germany
| | - Michael Ehmann
- Department of Radiation Oncology, University Medical Center Mannheim, University of Heidelberg, Theodor-Kutzer Ufer 1-3, 68167, Mannheim, Germany
| | - Jens Fleckenstein
- Department of Radiation Oncology, University Medical Center Mannheim, University of Heidelberg, Theodor-Kutzer Ufer 1-3, 68167, Mannheim, Germany
| |
Collapse
|
18
|
Campbell-Washburn AE, Varghese J, Nayak KS, Ramasawmy R, Simonetti OP. Cardiac MRI at Low Field Strengths. J Magn Reson Imaging 2024; 59:412-430. [PMID: 37530545 PMCID: PMC10834858 DOI: 10.1002/jmri.28890] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/17/2023] [Revised: 06/16/2023] [Accepted: 06/16/2023] [Indexed: 08/03/2023] Open
Abstract
Cardiac MR imaging is well established for assessment of cardiovascular structure and function, myocardial scar, quantitative flow, parametric mapping, and myocardial perfusion. Despite the clear evidence supporting the use of cardiac MRI for a wide range of indications, it is underutilized clinically. Recent developments in low-field MRI technology, including modern data acquisition and image reconstruction methods, are enabling high-quality low-field imaging that may improve the cost-benefit ratio for cardiac MRI. Studies to-date confirm that low-field MRI offers high measurement concordance and consistent interpretation with clinical imaging for several routine sequences. Moreover, low-field MRI may enable specific new clinical opportunities for cardiac imaging such as imaging near metal implants, MRI-guided interventions, combined cardiopulmonary assessment, and imaging of patients with severe obesity. In this review, we discuss the recent progress in low-field cardiac MRI with a focus on technical developments and early clinical validation studies. EVIDENCE LEVEL: 5 TECHNICAL EFFICACY: Stage 1.
Collapse
Affiliation(s)
- Adrienne E Campbell-Washburn
- Cardiovascular Branch, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda MD USA
| | - Juliet Varghese
- Department of Biomedical Engineering, The Ohio State University, Columbus, OH, USA
| | - Krishna S Nayak
- Ming Hsieh Department of Electrical and Computer Engineering, Viterbi School of Engineering, University of Southern California, Los Angeles, California, USA
- Alfred Mann Department of Biomedical Engineering, Viterbi School of Engineering, University of Southern California, Los Angeles, California, USA
| | - Rajiv Ramasawmy
- Cardiovascular Branch, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda MD USA
| | - Orlando P Simonetti
- Division of Cardiovascular Medicine, Department of Internal Medicine, College of Medicine, The Ohio State University, Columbus, OH, USA
- Department of Radiology, The Ohio State University, Columbus, Ohio, USA
| |
Collapse
|
19
|
Zghaib T, Nazarian S. Synopsis of JBS recommendations for magnetic resonance imaging in patients with cardiac implantable electronic devices. Heart 2024; 110:225-227. [PMID: 36627184 DOI: 10.1136/heartjnl-2022-321480] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/12/2023] Open
Affiliation(s)
- Tarek Zghaib
- University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania, USA
| | - Saman Nazarian
- University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania, USA
| |
Collapse
|
20
|
Uzun DD, Salatzki J, Xynogalos P, Frey N, Debus J, Lang K. Effects of Ionizing Radiation on Cardiac Implantable Electronic Devices (CIEDs) in Patients with Esophageal Cancer Undergoing Radiotherapy: A Pilot Study. Cancers (Basel) 2024; 16:555. [PMID: 38339306 PMCID: PMC10854512 DOI: 10.3390/cancers16030555] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/24/2023] [Revised: 01/24/2024] [Accepted: 01/25/2024] [Indexed: 02/12/2024] Open
Abstract
(1) Background: The prevalence of cancer patients relying on cardiac implantable electronic device (CIED) is steadily rising. The aim of this study was to evaluate RT-related malfunctions of CIEDs. (2) Methods: We retrospectively analyze sixteen patients with esophageal cancer who were treated with radiotherapy between 2012 and 2022 at the University Hospital Heidelberg. All patients underwent systemic evaluation including pre-therapeutic cardiological examinations of the CIED functionality and after every single irradiation. (3) Results: Sixteen patients, predominantly male (14) with a mean age of 77 (range: 56-85) years were enrolled. All patients received 28 fractions of radiotherapy with a cumulative total dose 58.8 Gy. The mean maximum dose at the CIEDs was 1.8 Gy. Following radiotherapy and during the one-year post-radiation follow-up period, there were no registered events associated with the treatment in this evaluation. (4) Conclusion: The study did not observe any severe CIED malfunctions following each radiation fraction or after completion of RT. Strict selection of photon energy and alignment with manufacturer-recommended dose limits appear to be important. Our study showed no major differences in the measured values of the pacing threshold, sensing threshold and lead impedance after RT.
Collapse
Affiliation(s)
- Davut D. Uzun
- Department of Anesthesiology, Heidelberg University Hospital, 69120 Heidelberg, Germany;
- Heidelberg Center for Heart Rhythm Disorders (HCR), 69120 Heidelberg, Germany; (J.S.); (P.X.); (N.F.)
- Department of Cardiology, Heidelberg University Hospital, 69120 Heidelberg, Germany
| | - Janek Salatzki
- Heidelberg Center for Heart Rhythm Disorders (HCR), 69120 Heidelberg, Germany; (J.S.); (P.X.); (N.F.)
- Department of Cardiology, Heidelberg University Hospital, 69120 Heidelberg, Germany
| | - Panagiotis Xynogalos
- Heidelberg Center for Heart Rhythm Disorders (HCR), 69120 Heidelberg, Germany; (J.S.); (P.X.); (N.F.)
- Department of Cardiology, Heidelberg University Hospital, 69120 Heidelberg, Germany
| | - Norbert Frey
- Heidelberg Center for Heart Rhythm Disorders (HCR), 69120 Heidelberg, Germany; (J.S.); (P.X.); (N.F.)
- Department of Cardiology, Heidelberg University Hospital, 69120 Heidelberg, Germany
| | - Juergen Debus
- Department of Radiation Oncology, Heidelberg University Hospital, 69120 Heidelberg, Germany;
- Heidelberg Institute of Radiation Oncology (HIRO), 69120 Heidelberg, Germany
- National Center for Tumor Diseases (NCT), 69120 Heidelberg, Germany
- Department of Radiation Oncology, Heidelberg Ion-Beam Therapy Center (HIT), Heidelberg University Hospital, 69120 Heidelberg, Germany
- Clinical Cooperation Unit Radiation Oncology, German Cancer Research Center (DKFZ), 69120 Heidelberg, Germany
- German Cancer Consortium (DKTK), Partner Site Heidelberg, 69120 Heidelberg, Germany
| | - Kristin Lang
- Department of Radiation Oncology, Heidelberg University Hospital, 69120 Heidelberg, Germany;
- Heidelberg Institute of Radiation Oncology (HIRO), 69120 Heidelberg, Germany
- National Center for Tumor Diseases (NCT), 69120 Heidelberg, Germany
| |
Collapse
|
21
|
Kawakami Y, Sakai M, Masuda H, Miyajima M, Kanzaki T, Kobayashi K, Ohno T, Sakurai H. The Contribution of Secondary Particles Following Carbon Ion Radiotherapy to Soft Errors in CIEDs. IEEE OPEN JOURNAL OF ENGINEERING IN MEDICINE AND BIOLOGY 2024; 5:157-162. [PMID: 38487101 PMCID: PMC10939317 DOI: 10.1109/ojemb.2024.3358989] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/28/2023] [Revised: 11/17/2023] [Accepted: 01/16/2024] [Indexed: 03/17/2024] Open
Abstract
Introduction: While carbon ion radiotherapy is highly effective in cancer treatment, it has a high risk of causing soft error, which leads to malfunctions in cardiac implantable electrical devices (CIEDs). To predict the risk of malfunction prior to treatment, it is necessary to measure the reaction cross-sections and contributions to the soft error of secondary particles generated during treatments. Methods: A field-programmable gate array was used instead of CIEDs to measure soft errors by varying the energy spectrum of secondary particles. Results and discussion: The reaction cross-sections measured for each secondary particle were 3.0 × 10-9, 2.0 × 10-9, 1.3 × 10-8, and 1.5 × 10-8 [cm2/Mb] for thermal neutrons, intermediate-energy neutrons, high-energy neutrons above 10 MeV, and protons, respectively. The contribution of high-energy neutrons was the largest among them. Our study indicates that to reduce the risk of soft errors, secure distance and appropriate irradiation directions are necessary.
Collapse
Affiliation(s)
- Yudai Kawakami
- Graduate School of Science and Technology, Gunma UniversityKiryu376-8515Japan
| | - Makoto Sakai
- Gunma University Heavy Ion Medical CenterMaebashi371-8511Japan
| | | | | | | | - Kazutoshi Kobayashi
- Graduate School of Science and TechnologyKyoto Institute of TechnologyKyoto606-8585Japan
| | - Tatsuya Ohno
- Gunma University Heavy Ion Medical CenterMaebashi371-8511Japan
| | - Hiroshi Sakurai
- Graduate School of Science and Technology, Gunma UniversityKiryu376-8515Japan
| |
Collapse
|
22
|
Kim D, Collins JD, White JA, Hanneman K, Lee DC, Patel AR, Hu P, Litt H, Weinsaft JW, Davids R, Mukai K, Ng MY, Luetkens JA, Roguin A, Rochitte CE, Woodard PK, Manisty C, Zareba KM, Mont L, Bogun F, Ennis DB, Nazarian S, Webster G, Stojanovska J. SCMR expert consensus statement for cardiovascular magnetic resonance of patients with a cardiac implantable electronic device. J Cardiovasc Magn Reson 2024; 26:100995. [PMID: 38219955 PMCID: PMC11211236 DOI: 10.1016/j.jocmr.2024.100995] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/13/2023] [Accepted: 01/09/2024] [Indexed: 01/16/2024] Open
Abstract
Cardiovascular magnetic resonance (CMR) is a proven imaging modality for informing diagnosis and prognosis, guiding therapeutic decisions, and risk stratifying surgical intervention. Patients with a cardiac implantable electronic device (CIED) would be expected to derive particular benefit from CMR given high prevalence of cardiomyopathy and arrhythmia. While several guidelines have been published over the last 16 years, it is important to recognize that both the CIED and CMR technologies, as well as our knowledge in MR safety, have evolved rapidly during that period. Given increasing utilization of CIED over the past decades, there is an unmet need to establish a consensus statement that integrates latest evidence concerning MR safety and CIED and CMR technologies. While experienced centers currently perform CMR in CIED patients, broad availability of CMR in this population is lacking, partially due to limited availability of resources for programming devices and appropriate monitoring, but also related to knowledge gaps regarding the risk-benefit ratio of CMR in this growing population. To address the knowledge gaps, this SCMR Expert Consensus Statement integrates consensus guidelines, primary data, and opinions from experts across disparate fields towards the shared goal of informing evidenced-based decision-making regarding the risk-benefit ratio of CMR for patients with CIEDs.
Collapse
Affiliation(s)
- Daniel Kim
- Department of Radiology, Northwestern University Feinberg School of Medicine, Chicago, IL, USA.
| | | | - James A White
- Departments of Cardiac Sciences and Diagnostic Imaging, Cummings School of Medicine, University of Calgary, Calgary, Canada
| | - Kate Hanneman
- Department of Medical Imaging, University Medical Imaging Toronto, Toronto General Hospital and Peter Munk Cardiac Centre, University of Toronto, Toronto, Canada
| | - Daniel C Lee
- Department of Medicine (Division of Cardiology), Northwestern University Feinberg School of Medicine, Chicago, IL, USA
| | - Amit R Patel
- Cardiovascular Division, University of Virginia, Charlottesville, VA, USA
| | - Peng Hu
- School of Biomedical Engineering, ShanghaiTech University, Shanghai, China
| | - Harold Litt
- Department of Radiology, Perelman School of Medicine of the University of Pennsylvania, Philadelphia, PA, USA
| | - Jonathan W Weinsaft
- Department of Medicine (Division of Cardiology), Weill Cornell Medicine, New York, NY, USA
| | - Rachel Davids
- SHS AM NAM USA DI MR COLLAB ADV-APPS, Siemens Medical Solutions USA, Inc., Chicago, Il, USA
| | - Kanae Mukai
- Salinas Valley Memorial Healthcare System, Ryan Ranch Center for Advanced Diagnostic Imaging, Monterey, CA, USA
| | - Ming-Yen Ng
- Department of Diagnostic Radiology, School of Clinical Medicine, Li Ka Shing Faculty of Medicine, The University of Hong Kong, the Hong Kong Special Administrative Region of China
| | - Julian A Luetkens
- Department of Diagnostic and Interventional Radiology, University Hospital Bonn, Venusberg-Campus 1, Bonn, Germany
| | - Ariel Roguin
- Department of Cardiology, Hillel Yaffe Medical Center, Hadera and Faculty of Medicine. Technion - Israel Institute of Technology, Israel
| | - Carlos E Rochitte
- Heart Institute, InCor, University of São Paulo Medical School, São Paulo, SP, Brazil
| | - Pamela K Woodard
- Mallinckrodt Institute of Radiology, Washington University School of Medicine in St. Louis, St. Louis, MO, USA
| | - Charlotte Manisty
- Institute of Cardiovascular Science, University College London, London, UK
| | - Karolina M Zareba
- Division of Cardiovascular Medicine, The Ohio State University, Columbus, OH, USA
| | - Lluis Mont
- Cardiovascular Institute, Hospital Clínic, University of Barcelona, Catalonia, Spain
| | - Frank Bogun
- Division of Cardiovascular Medicine, University of Michigan, Ann Arbor, MI, USA
| | - Daniel B Ennis
- Department of Radiology, Stanford University, Stanford, CA, USA
| | - Saman Nazarian
- Section of Cardiac Electrophysiology, Perelman School of Medicine of the University of Pennsylvania, Philadelphia, PA, USA
| | - Gregory Webster
- Department of Pediatrics (Cardiology), Ann & Robert H. Lurie Children's Hospital, Chicago, IL, USA
| | - Jadranka Stojanovska
- Department of Radiology, Grossman School of Medicine, New York University, New York, NY, USA
| |
Collapse
|
23
|
Tajstra M, Dyrbuś M, Stąpór-Fudzińska M, Rutkowski T, Gąsior M, Blamek S. Safety and Feasibility Concerns of Radiotherapy in the Presence of Subcutaneous Implantable Cardioverter-Defibrillator. JACC Clin Electrophysiol 2024:S2405-500X(23)00909-X. [PMID: 38276926 DOI: 10.1016/j.jacep.2023.12.004] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/21/2023] [Revised: 11/29/2023] [Accepted: 12/03/2023] [Indexed: 01/27/2024]
Affiliation(s)
- Mateusz Tajstra
- 3rd Department of Cardiology, School of Medical Sciences in Zabrze, Medical University of Silesia, Katowice, Poland.
| | - Maciej Dyrbuś
- 3rd Department of Cardiology, School of Medical Sciences in Zabrze, Medical University of Silesia, Katowice, Poland
| | - Małgorzata Stąpór-Fudzińska
- Department of Radiotherapy Planning, Maria Skłodowska-Curie National Research Institute of Oncology, Gliwice Branch, Gliwice, Poland
| | - Tomasz Rutkowski
- Department of Radiotherapy, Maria Skłodowska-Curie National Research Institute of Oncology, Gliwice Branch, Gliwice, Poland
| | - Mariusz Gąsior
- 3rd Department of Cardiology, School of Medical Sciences in Zabrze, Medical University of Silesia, Katowice, Poland
| | - Sławomir Blamek
- Department of Radiotherapy, Maria Skłodowska-Curie National Research Institute of Oncology, Gliwice Branch, Gliwice, Poland
| |
Collapse
|
24
|
Rosu-Bubulac M, Trankle CR, Mankad P, Grizzard JD, Ellenbogen KA, Jordan JH, Weiss E. Institutional experience report on the target contouring workflow in the radiotherapy department for stereotactic arrhythmia radioablation delivered on conventional linear accelerators. Strahlenther Onkol 2024; 200:83-96. [PMID: 37872398 DOI: 10.1007/s00066-023-02159-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2023] [Accepted: 09/17/2023] [Indexed: 10/25/2023]
Abstract
PURPOSE In stereotactic arrhythmia radioablation (STAR), the target is defined using multiple imaging studies and a multidisciplinary team consisting of electrophysiologist, cardiologist, cardiac radiologist, and radiation oncologist collaborate to identify the target and delineate it on the imaging studies of interest. This report describes the workflow employed in our radiotherapy department to transfer the target identified based on electrophysiology and cardiology imaging to the treatment planning image set. METHODS The radiotherapy team was presented with an initial target in cardiac axes orientation, contoured on a wideband late gadolinium-enhanced (WB-LGE) cardiac magnetic resonance (CMR) study, which was subsequently transferred to the computed tomography (CT) scan used for treatment planning-i.e., the average intensity projection (AIP) image set derived from a 4D CT-via an axial CMR image set, using rigid image registration focused on the target area. The cardiac and the respiratory motion of the target were resolved using ciné-CMR and 4D CT imaging studies, respectively. RESULTS The workflow was carried out for 6 patients and resulted in an internal target defined in standard anatomical orientation that encompassed the cardiac and the respiratory motion of the initial target. CONCLUSION An image registration-based workflow was implemented to render the STAR target on the planning image set in a consistent manner, using commercial software traditionally available for radiation therapy.
Collapse
Affiliation(s)
- Mihaela Rosu-Bubulac
- Department of Radiation Oncology, Virginia Commonwealth University, Richmond, VA, USA.
| | - Cory R Trankle
- Department of Internal Medicine, Division of Cardiology, Virginia Commonwealth University, Richmond, VA, USA
- Pauley Heart Center, Virginia Commonwealth University, Richmond, VA, USA
| | - Pranav Mankad
- Department of Internal Medicine, Division of Cardiology, Virginia Commonwealth University, Richmond, VA, USA
- Pauley Heart Center, Virginia Commonwealth University, Richmond, VA, USA
| | - John D Grizzard
- Department of Radiology, Virginia Commonwealth University, Richmond, VA, USA
| | - Kenneth A Ellenbogen
- Department of Internal Medicine, Division of Cardiology, Virginia Commonwealth University, Richmond, VA, USA
- Pauley Heart Center, Virginia Commonwealth University, Richmond, VA, USA
| | - Jennifer H Jordan
- Department of Biomedical Engineering, Virginia Commonwealth University, Richmond, VA, USA
- Pauley Heart Center, Virginia Commonwealth University, Richmond, VA, USA
| | - Elisabeth Weiss
- Department of Radiation Oncology, Virginia Commonwealth University, Richmond, VA, USA
| |
Collapse
|
25
|
Aboyewa OB, Laternser C, Popescu A, Murphy N, Shah D, Monge MC, Rigsby CK, Golestanirad L, Webster G, Kim D. Cumulative radiation dose from medical imaging in paediatric congenital heart disease patients with epicardial cardiac implantable electronic devices. EUROPEAN HEART JOURNAL. IMAGING METHODS AND PRACTICE 2024; 2:qyae060. [PMID: 39045197 PMCID: PMC11251694 DOI: 10.1093/ehjimp/qyae060] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 02/06/2024] [Accepted: 05/23/2024] [Indexed: 07/25/2024]
Abstract
Aims To determine whether paediatric congenital heart disease (CHD) patients with epicardial cardiac implantable electronic devices (CIEDs) receive high cumulative effective doses (CEDs) of ionizing radiation from medical imaging tests. Methods and results We compared 28 paediatric CHD patients with epicardial CIEDs (cases) against 40 patients with no CIED matched by age at operation, sex, surgical era, and CHD diagnosis (controls). We performed a retrospective review of radiation exposure from medical imaging exams between 2006 and 2022. Radiation dose from computed tomography (CT) and X-ray radiography was calculated using the National Cancer Institute Radiation Dosimetry Tool. We performed univariate analysis to compare the CED between the two groups. In the case subgroup, we convened experts' review to adjudicate the prevalence of CT exams that should have been performed with magnetic resonance imaging (MRI) in the absence of a CIED. Children (median age 2.5 years at implant) with CIEDs received significantly higher median CED compared with matched controls (6.90 vs. 1.72 mSv, P = 0.0018). In cases, expert adjudication showed that 80% of the CT exams would have been performed with MRI in the absence of a CIED. This resulted, on average, a five-fold increase in the effective dose (ED) from post-lead implant CTs. Conclusion Paediatric CHD patients with CIED received four times higher CED than matched controls. Improved access to medical imaging tests without ionizing radiation, such as MRI, could potentially reduce the ED in CIED patients by up to five times.
Collapse
Affiliation(s)
- Oluyemi B Aboyewa
- Department of Biomedical Engineering, Northwestern University, 2145 Sheridan Road, E310, Evanston, IL 60208, USA
- Department of Radiology, Feinberg School of Medicine, Northwestern University, 737 N. Michigan Avenue Suite 1600, Chicago, IL 60611, USA
| | - Christina Laternser
- Division of Cardiology, Department of Pediatrics, Ann & Robert H. Lurie Children’s Hospital, 225 E Chicago Avenue, Chicago, IL 60611, USA
| | - Andrada Popescu
- Department of Medical Imaging, Ann & Robert H. Lurie Children’s Hospital, 225 E Chicago Avenue, Chicago, IL 60611, USA
| | - Nicole Murphy
- Department of Medical Imaging, Ann & Robert H. Lurie Children’s Hospital, 225 E Chicago Avenue, Chicago, IL 60611, USA
| | - Dhaivat Shah
- Division of Cardiology, Department of Pediatrics, Ann & Robert H. Lurie Children’s Hospital, 225 E Chicago Avenue, Chicago, IL 60611, USA
| | - Michael C Monge
- Division of Cardiovascular Surgery, Department of Surgery, Ann & Robert H. Lurie Children’s Hospital, 225 E Chicago Avenue, Chicago, IL 60611, USA
| | - Cynthia K Rigsby
- Department of Medical Imaging, Ann & Robert H. Lurie Children’s Hospital, 225 E Chicago Avenue, Chicago, IL 60611, USA
| | - Laleh Golestanirad
- Department of Biomedical Engineering, Northwestern University, 2145 Sheridan Road, E310, Evanston, IL 60208, USA
- Department of Radiology, Feinberg School of Medicine, Northwestern University, 737 N. Michigan Avenue Suite 1600, Chicago, IL 60611, USA
| | - Gregory Webster
- Division of Cardiology, Department of Pediatrics, Ann & Robert H. Lurie Children’s Hospital, 225 E Chicago Avenue, Chicago, IL 60611, USA
| | - Daniel Kim
- Department of Biomedical Engineering, Northwestern University, 2145 Sheridan Road, E310, Evanston, IL 60208, USA
- Department of Radiology, Feinberg School of Medicine, Northwestern University, 737 N. Michigan Avenue Suite 1600, Chicago, IL 60611, USA
| |
Collapse
|
26
|
Stankovic I, Voigt JU, Burri H, Muraru D, Sade LE, Haugaa KH, Lumens J, Biffi M, Dacher JN, Marsan NA, Bakelants E, Manisty C, Dweck MR, Smiseth OA, Donal E. Imaging in patients with cardiovascular implantable electronic devices: part 2-imaging after device implantation. A clinical consensus statement of the European Association of Cardiovascular Imaging (EACVI) and the European Heart Rhythm Association (EHRA) of the ESC. Eur Heart J Cardiovasc Imaging 2023; 25:e33-e54. [PMID: 37861420 DOI: 10.1093/ehjci/jead273] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/14/2023] [Revised: 10/15/2023] [Accepted: 10/15/2023] [Indexed: 10/21/2023] Open
Abstract
Cardiac implantable electronic devices (CIEDs) improve quality of life and prolong survival, but there are additional considerations for cardiovascular imaging after implantation-both for standard indications and for diagnosing and guiding management of device-related complications. This clinical consensus statement (part 2) from the European Association of Cardiovascular Imaging, in collaboration with the European Heart Rhythm Association, provides comprehensive, up-to-date, and evidence-based guidance to cardiologists, cardiac imagers, and pacing specialists regarding the use of imaging in patients after implantation of conventional pacemakers, cardioverter defibrillators, and cardiac resynchronization therapy (CRT) devices. The document summarizes the existing evidence regarding the role and optimal use of various cardiac imaging modalities in patients with suspected CIED-related complications and also discusses CRT optimization, the safety of magnetic resonance imaging in CIED carriers, and describes the role of chest radiography in assessing CIED type, position, and complications. The role of imaging before and during CIED implantation is discussed in a companion document (part 1).
Collapse
Affiliation(s)
- Ivan Stankovic
- Clinical Hospital Centre Zemun, Department of Cardiology, Faculty of Medicine, University of Belgrade, Vukova 9, 11080 Belgrade, Serbia
| | - Jens-Uwe Voigt
- Department of Cardiovascular Diseases, University Hospitals Leuven/Department of Cardiovascular Sciences, Catholic University of Leuven, Herestraat 49, 3000 Leuven, Belgium
| | - Haran Burri
- Cardiac Pacing Unit, Cardiology Department, University Hospital of Geneva, Geneva, Switzerland
| | - Denisa Muraru
- Department of Medicine and Surgery, University of Milano-Bicocca, Milan, Italy
- Department of Cardiology, Istituto Auxologico Italiano, IRCCS, Milan, Italy
| | - Leyla Elif Sade
- University of Pittsburgh Medical Center, Heart and Vascular Institute, Pittsburgh, PA, USA
- University of Baskent, Department of Cardiology, Ankara, Turkey
| | - Kristina Hermann Haugaa
- ProCardio Center for Innovation, Department of Cardiology, Oslo University Hospital, Rikshospitalet, Norway
- Faculty of Medicine, Karolinska Institutet and Cardiovascular Division, Karolinska University Hospital, Stockholm, Sweden
| | - Joost Lumens
- Cardiovascular Research Center Maastricht (CARIM), Maastricht University, Maastricht, The Netherlands
| | - Mauro Biffi
- Department of Cardiology, IRCCS, Azienda Ospedaliero Universitaria Di Bologna, Policlinico Di S.Orsola, Bologna, Italy
| | - Jean-Nicolas Dacher
- Department of Radiology, Normandie University, UNIROUEN, INSERM U1096-Rouen University Hospital, F 76000 Rouen, France
| | - Nina Ajmone Marsan
- Department of Cardiology, Heart and Lung Center, Leiden University Medical Center, The Netherlands
| | - Elise Bakelants
- Cardiac Pacing Unit, Cardiology Department, University Hospital of Geneva, Geneva, Switzerland
| | - Charlotte Manisty
- Department of Cardiovascular Imaging, Barts Heart Centre, Barts Health NHS Trust, London, UK
- Institute of Cardiovascular Science, University College London, London, UK
| | - Marc R Dweck
- Centre for Cardiovascular Science, University of Edinburgh, Little France Crescent, Edinburgh EH16 4SB, UK
| | - Otto A Smiseth
- Institute for Surgical Research, Oslo University Hospital and University of Oslo, Oslo, Norway
| | - Erwan Donal
- University of Rennes, CHU Rennes, Inserm, LTSI-UMR 1099, Rennes, France
| |
Collapse
|
27
|
Suc G, Cachier A, Hentic O, Bazire B, Sannier A, Delhomme C, Nataf P, Laschet J, Deschamps L, Garbarz E, Ou P, Caligiuri G, Iung B, Ruszniewski P, de Mestier L, Arangalage D. Management and outcomes of carcinoid heart disease with liver metastases of midgut neuroendocrine tumours. Heart 2023; 110:132-139. [PMID: 37463732 DOI: 10.1136/heartjnl-2023-322945] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/09/2023] [Accepted: 06/27/2023] [Indexed: 07/20/2023] Open
Abstract
OBJECTIVE Despite recent advances in surgical and interventional techniques, knowledge on the management of carcinoid heart disease (CHD) remains limited. In a cohort of patients with liver metastases of midgut neuroendocrine tumours (NETs), we aimed to describe the perioperative management and short-term outcomes of CHD. METHODS From January 2003 to June 2022, consecutive patients with liver metastases of midgut NETs and severe CHD (severe valve disease with symptoms and/or right ventricular enlargement) were included at Beaujon and Bichat hospitals. All patients underwent clinical evaluation and echocardiography. RESULTS Out of 43 (16%) consecutive patients with severe CHD and liver metastases of midgut NETs, 79% presented with right-sided heart failure. Tricuspid valve replacement was performed in 26 (53%) patients including 19 (73%) cases of combined pulmonary valve replacement. The 30-day postoperative mortality rate was high (19%), and preoperative heart failure was associated with worse survival (p=0.02). Epicardial pacemakers were systematically implanted in operated patients and 25% were permanently paced. A postoperative positive right ventricular remodelling was observed (p<0.001). A greater myofibroblastic infiltration was observed in pulmonary versus tricuspid valves (p<0.001), suggesting that they may have been explanted at an earlier stage of the disease than the tricuspid valve, with therefore potential for evolution. CONCLUSIONS We observed a high postoperative mortality rate and baseline right-sided heart failure was associated with worse outcome. In surviving patients, a positive right ventricular remodelling was observed. Prospective, multicentre studies are warranted to better define the management strategy and to identify biomarkers associated with outcome in CHD.
Collapse
Affiliation(s)
- Gaspard Suc
- Université Paris Cité, Paris, France
- Cardiology, Bichat and Beaujon Hospitals, APHP, Paris, France
- UMRS 1148, INSERM, Paris, France
| | - Agnès Cachier
- Cardiology, Bichat and Beaujon Hospitals, APHP, Paris, France
| | - Olivia Hentic
- Pancreatology, Beaujon Hospital, AP-HP, Paris, France
| | - Baptiste Bazire
- Université Paris Cité, Paris, France
- Cardiology, Bichat and Beaujon Hospitals, APHP, Paris, France
- UMRS 1148, INSERM, Paris, France
| | - Aurélie Sannier
- Université Paris Cité, Paris, France
- UMRS 1148, INSERM, Paris, France
- Pathology, Bichat Hospital, AP-HP, Paris, France
| | - Clémence Delhomme
- Université Paris Cité, Paris, France
- Cardiology, Bichat and Beaujon Hospitals, APHP, Paris, France
- UMRS 1148, INSERM, Paris, France
| | - Patrick Nataf
- Université Paris Cité, Paris, France
- UMRS 1148, INSERM, Paris, France
- Cardiac Surgery, Bichat Hospital, AP-HP, Paris, France
| | - Jamila Laschet
- Université Paris Cité, Paris, France
- UMRS 1148, INSERM, Paris, France
| | | | - Eric Garbarz
- Cardiology, Bichat and Beaujon Hospitals, APHP, Paris, France
| | - Phalla Ou
- Université Paris Cité, Paris, France
- UMRS 1148, INSERM, Paris, France
- Radiology, Bichat Hospital, AP-HP, Paris, France
| | - Giuseppina Caligiuri
- Cardiology, Bichat and Beaujon Hospitals, APHP, Paris, France
- UMRS 1148, INSERM, Paris, France
| | - Bernard Iung
- Université Paris Cité, Paris, France
- Cardiology, Bichat and Beaujon Hospitals, APHP, Paris, France
- UMRS 1148, INSERM, Paris, France
| | - Philippe Ruszniewski
- Université Paris Cité, Paris, France
- Pancreatology, Beaujon Hospital, AP-HP, Paris, France
| | - Louis de Mestier
- Université Paris Cité, Paris, France
- Pancreatology, Beaujon Hospital, AP-HP, Paris, France
| | - Dimitri Arangalage
- Université Paris Cité, Paris, France
- Cardiology, Bichat and Beaujon Hospitals, APHP, Paris, France
- UMRS 1148, INSERM, Paris, France
| |
Collapse
|
28
|
van der Ree MH, Hoeksema WF, Luca A, Visser J, Balgobind BV, Zumbrink M, Spier R, Herrera-Siklody C, Lee J, Bates M, Daniel J, Peedell C, Boda-Heggemann J, Rudic B, Merten R, Dieleman EM, Rinaldi CA, Ahmad S, Whitaker J, Bhagirath P, Hatton MQ, Riley S, Grehn M, Schiappacasse L, Blanck O, Hohmann S, Pruvot E, Postema PG. Stereotactic arrhythmia radioablation: A multicenter pre-post intervention safety evaluation of the implantable cardioverter-defibrillator function. Radiother Oncol 2023; 189:109910. [PMID: 37709052 DOI: 10.1016/j.radonc.2023.109910] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/13/2023] [Revised: 09/08/2023] [Accepted: 09/08/2023] [Indexed: 09/16/2023]
Abstract
BACKGROUND Stereotactic arrhythmia radioablation (STAR) appears to be beneficial in selected patients with therapy-refractory ventricular tachycardia (VT). However, high-dose radiotherapy used for STAR-treatment may affect functioning of the patients' implantable cardioverter defibrillator (ICD) by direct effects of radiation on ICD components or cardiac tissue. Currently, the effect of STAR on ICD functioning remains unknown. METHODS A retrospective pre-post multicenter study evaluating ICD functioning in the 12-month before and after STAR was performed. Patients with (non)ischemic cardiomyopathies with therapy-refractory VT and ICD who underwent STAR were included and the occurrence of ICD-related adverse events was collected. Evaluated ICD parameters included sensing, capture threshold and impedance. A linear mixed-effects model was used to investigate the association between STAR, radiotherapy dose and changes in lead parameters over time. RESULTS In total, 43 patients (88% male) were included in this study. All patients had an ICD with an additional right atrial lead in 34 (79%) and a ventricular lead in 17 (40%) patients. Median ICD-generator dose was 0.1 Gy and lead tip dose ranged from 0-32 Gy. In one patient (2%), a reset occurred during treatment, but otherwise, STAR and radiotherapy dose were not associated with clinically relevant alterations in ICD leads parameters. CONCLUSIONS STAR treatment did not result in major ICD malfunction. Only one radiotherapy related adverse event occurred during the study follow-up without patient harm. No clinically relevant alterations in ICD functioning were observed after STAR in any of the leads. With the reported doses STAR appears to be safe.
Collapse
Affiliation(s)
- Martijn H van der Ree
- Amsterdam UMC location University of Amsterdam, Department of Cardiology, Meibergdreef 9, Amsterdam, the Netherlands; Amsterdam Cardiovascular Sciences, Heart Failure and Arrhythmias, Amsterdam, the Netherlands; Department of Cardiology, Lausanne University Hospital, Lausanne, Switzerland
| | - Wiert F Hoeksema
- Amsterdam UMC location University of Amsterdam, Department of Cardiology, Meibergdreef 9, Amsterdam, the Netherlands
| | - Adrian Luca
- Department of Cardiology, Lausanne University Hospital, Lausanne, Switzerland
| | - Jorrit Visser
- Amsterdam UMC location University of Amsterdam, Department of Radiation Oncology, Meibergdreef 9, Amsterdam, The Netherlands
| | - Brian V Balgobind
- Amsterdam UMC location University of Amsterdam, Department of Radiation Oncology, Meibergdreef 9, Amsterdam, The Netherlands
| | - Michiel Zumbrink
- Amsterdam UMC location University of Amsterdam, Department of Cardiology, Meibergdreef 9, Amsterdam, the Netherlands
| | - Raymond Spier
- Amsterdam UMC location University of Amsterdam, Department of Cardiology, Meibergdreef 9, Amsterdam, the Netherlands
| | | | - Justin Lee
- Department of Cardiology, Sheffield Teaching Hospitals NHS Trust, Sheffield, UK
| | - Matthew Bates
- Department of Cardiology, South Tees Hospitals NHS Foundation Trust, Middleborough, UK
| | - Jim Daniel
- Department of Radiation Oncology, South Tees Hospitals NHS Foundation Trust, Middlesborough, UK
| | - Clive Peedell
- Department of Radiation Oncology, South Tees Hospitals NHS Foundation Trust, Middlesborough, UK
| | - Judit Boda-Heggemann
- Department of Radiation Oncology, University Medical Center Mannheim University of Heidelberg, Mannheim, Germany
| | - Boris Rudic
- Department of Cardiology, University Medical Center Mannheim University of Heidelberg, Mannheim, Germany
| | - Roland Merten
- Department of Radiation Oncology, Hannover Medical School, Carl-Neuberg-Str. 1, 30625 Hannover, Germany
| | - Edith M Dieleman
- Amsterdam UMC location University of Amsterdam, Department of Radiation Oncology, Meibergdreef 9, Amsterdam, The Netherlands
| | - Cristopher A Rinaldi
- Department of Cardiology, Guy's & St Thomas' NHS Foundation Trust, London, United Kingdom
| | - Shahreen Ahmad
- Department of Radiation Oncology, Guy's & St Thomas' NHS Foundation Trust, London, United Kingdom
| | - John Whitaker
- Department of Cardiology, Guy's & St Thomas' NHS Foundation Trust, London, United Kingdom
| | - Pranav Bhagirath
- Amsterdam UMC location University of Amsterdam, Department of Cardiology, Meibergdreef 9, Amsterdam, the Netherlands; Department of Cardiology, Guy's & St Thomas' NHS Foundation Trust, London, United Kingdom
| | - Matthew Q Hatton
- Department of Clinical Oncology, Weston Park Hospital, Sheffield, UK
| | - Stephen Riley
- Department of Clinical Oncology, Weston Park Hospital, Sheffield, UK
| | - Melanie Grehn
- Department of Radiation Oncology, University Medical Center Schleswig-Holstein, Kiel, Germany
| | - Luis Schiappacasse
- Department of Radiation Oncology, Lausanne University Hospital, Lausanne, Switzerland
| | - Oliver Blanck
- Department of Radiation Oncology, University Medical Center Schleswig-Holstein, Kiel, Germany
| | - Stephan Hohmann
- Hannover Heart Rhythm Center, Department of Cardiology and Angiology, Hannover Medical School, Carl-Neuberg-Str. 1, 30625 Hannover, Germany
| | - Etienne Pruvot
- Department of Cardiology, Lausanne University Hospital, Lausanne, Switzerland
| | - Pieter G Postema
- Amsterdam UMC location University of Amsterdam, Department of Cardiology, Meibergdreef 9, Amsterdam, the Netherlands.
| |
Collapse
|
29
|
Gakenheimer-Smith L, Ou Z, Kuang J, Moore JP, Burrows A, Kovach J, Dechert B, Beach CM, Ayers M, Tan RB, Mostafavifar M, Mah DY, Conner TM, Turpin S, Avasarala K, Shah MJ, Webster G, Posey J, Etheridge SP, Binka E, Niu M, Asaki SY, Lambert LM, Pilcher TA. Multicenter retrospective evaluation of magnetic resonance imaging in pediatric and congenital heart disease patients with cardiac implantable electronic devices. Heart Rhythm 2023; 20:1752-1758. [PMID: 37648183 DOI: 10.1016/j.hrthm.2023.08.034] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/09/2023] [Revised: 08/04/2023] [Accepted: 08/23/2023] [Indexed: 09/01/2023]
Abstract
BACKGROUND Guidelines addressing magnetic resonance imaging (MRI) in patients with cardiac implantable electronic devices (CIEDs) provide algorithms for imaging pediatric and congenital heart disease (CHD) patients. Guideline acceptance varies by institution. Guidelines also do not support routine MRI scans in patients with epicardial or abandoned leads, common in pediatric and CHD patients. OBJECTIVE The purpose of this study was to determine the incidence of MRI-related complications in pediatric and CHD patients with CIEDs, including epicardial and/or abandoned leads. METHODS A multicenter retrospective review included patients with CIEDs who underwent any MRI between 2007 and 2022 at congenital cardiac centers. The primary outcome was any patient adverse event or clinically significant CIED change after MRI, defined as pacing lead capture threshold increase >0.5 V with output change, P- or R- wave amplitude decrease >50% with sensitivity change, or impedance change >50%. RESULTS Across 14 institutions, 314 patients (median age 18.8 [1.3; 31.4] years) underwent 389 MRIs. There were 288 pacemakers (74%) and 87 implantable cardioverter-defibrillators (22%); 52% contained epicardial leads, and 14 (4%) were abandoned leads only. Symptoms or CIED changes occurred in 4.9% of MRI scans (6.1% of patients). On 9 occasions (2%), warmth or pain occurred. Pacing capture threshold or lead impedance changes occurred in 1.4% and 2.0% of CIEDs post-MRI and at follow-up. CONCLUSION Our data provide evidence that MRIs can be performed in pediatric and CHD patients with CIEDs, including non-MRI-conditional CIEDs and epicardial and/or abandoned leads, with rare minor symptoms or CIED changes but no other complications.
Collapse
Affiliation(s)
- Lindsey Gakenheimer-Smith
- Division of Pediatric Cardiology, Department of Pediatrics, University of Utah, Salt Lake City, Utah.
| | - Zhining Ou
- Division of Epidemiology, Department of Internal Medicine, University of Utah School of Medicine, Salt Lake City, Utah
| | - Jinqiu Kuang
- Division of Pediatric Cardiology, Department of Pediatrics, University of Utah, Salt Lake City, Utah
| | - Jeremy P Moore
- Division of Cardiology, Department of Pediatrics, UCLA Medical Center, Los Angeles, California
| | - Austin Burrows
- Division of Cardiology, Department of Pediatrics, UCLA Medical Center, Los Angeles, California
| | - Joshua Kovach
- Department of Pediatrics, Division of Pediatric Cardiology, Medical College of Wisconsin, Milwaukee, Wisconsin
| | - Brynn Dechert
- Division of Pediatric Cardiology, Department of Pediatrics, University of Michigan, Ann Arbor, Michigan
| | | | - Mark Ayers
- Division of Pediatric Cardiology, Department of Pediatrics, Indiana University School of Medicine, Indianapolis, Indiana
| | - Reina Bianca Tan
- Division of Pediatric Cardiology, Department of Pediatrics, NYU Grossman School of Medicine, New York, New York
| | | | - Douglas Y Mah
- Department of Cardiology, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts
| | - Tracy Marrs Conner
- Division of Pediatric Cardiology, Washington University in St. Louis, St. Louis, Missouri
| | - Susan Turpin
- UCSF Benioff Children's Hospital, Oakland, California
| | | | - Maully J Shah
- Children's Hospital of Philadelphia, University of Pennsylvania, Philadelphia, Pennsylvania
| | - Gregory Webster
- Ann & Robert H. Lurie Children's Hospital of Chicago, Northwestern University, Chicago, Illinois
| | - Jessica Posey
- Children's Healthcare of Atlanta Cardiology, Atlanta, Georgia
| | - Susan P Etheridge
- Division of Pediatric Cardiology, Department of Pediatrics, University of Utah, Salt Lake City, Utah
| | - Edem Binka
- Division of Pediatric Cardiology, Department of Pediatrics, University of Utah, Salt Lake City, Utah
| | - Mary Niu
- Division of Pediatric Cardiology, Department of Pediatrics, University of Utah, Salt Lake City, Utah
| | - S Yukiko Asaki
- Division of Pediatric Cardiology, Department of Pediatrics, University of Utah, Salt Lake City, Utah
| | - Linda M Lambert
- Division of Pediatric Cardiology, Department of Pediatrics, University of Utah, Salt Lake City, Utah
| | - Thomas A Pilcher
- Division of Pediatric Cardiology, Department of Pediatrics, University of Utah, Salt Lake City, Utah
| |
Collapse
|
30
|
Mori A, Kuribayashi T, Haida H, Funaishi K, Kasahara H, Harada Y, Yoshimoto T. Pacemaker Relocation for Radiation Against Overlapping Lung Cancer. Cureus 2023; 15:e49921. [PMID: 38174167 PMCID: PMC10763980 DOI: 10.7759/cureus.49921] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 12/04/2023] [Indexed: 01/05/2024] Open
Abstract
We experienced a patient after pacemaker (PM) implantation who had lung cancer of the left upper lobe that developed just behind the PM. The patient was an 81-year-old man with many complications. Radiation was the only treatment option. The PM had to be moved to another place to avoid direct radiation exposure to it. An epicardial pacing lead was implanted on the right ventricular epicardium, and the new generator was implanted in the abdomen. The patient was treated with a total of 62 Gy of radiotherapy for lung cancer, achieving a temporary shrinkage of the tumor. During the radiotherapy period, the PM functioned well without harmful events. When radiation therapy is needed in cases where the tumor overlaps the PM, relocation surgery using an epicardial pacing lead may be a useful option.
Collapse
Affiliation(s)
- Atsuo Mori
- Cardiovascular Surgery, Kawasaki Municipal Hospital, Kawasaki, JPN
| | | | - Hirofumi Haida
- Cardiovascular Surgery, Kawasaki Municipal Hospital, Kawasaki, JPN
| | - Koji Funaishi
- Cardiovascular Surgery, Kawasaki Municipal Hospital, Kawasaki, JPN
| | | | - Yuko Harada
- Internal Medicine, Harada Naika Clinic, Kawasaki, JPN
- Cardiology, Kawasaki Municipal Ida Hospital, Kawasaki, JPN
| | | |
Collapse
|
31
|
Bardwell Speltz LJ, Shu Y, Watson RE, Trzasko JD, In MH, Gray EM, Halverson MA, Tarasek MR, Hua Y, Huston J, Cogswell PM, Foo TKF, Bernstein MA. Evaluation of a compact 3 T MRI scanner for patients with implanted devices. Magn Reson Imaging 2023; 103:109-118. [PMID: 37468020 PMCID: PMC10528046 DOI: 10.1016/j.mri.2023.07.009] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/15/2023] [Revised: 07/14/2023] [Accepted: 07/14/2023] [Indexed: 07/21/2023]
Abstract
Access to high-quality MR exams is severely limited for patients with some implanted devices due to labeled MR safety conditions, but small-bore systems can overcome this limitation. For example, a compact 3 T MR scanner (C3T) with high-performance gradients can acquire exams of the head, extremities, and infants. Because of its reduced bore size and the patient being advanced only partially into the bore, the associated electromagnetic (EM) fields drop off rapidly caudal to the head, compared to whole-body systems. Therefore, some patients with MR conditional implanted devices can safely receive 3 T brain exams on the C3T using its strong gradients and a multiple-channel receive coil, while a corresponding exam on whole-body MR is precluded. The purpose of this study is to evaluate the performance of a small-bore scanner for subjects with MR conditional spinal or sacral nerve stimulators, or abandoned cardiac implantable electronic device (CIED) leads. The spatial dependence of specific absorption rate (SAR) on the C3T was compared to whole-body scanners. A device assessment tool was developed and applied to evaluate MR safety individually on the C3T for 12 subjects with implanted devices or abandoned CIED leads. Once MR safety was established, the subjects received a C3T brain exam along with their clinical, 1.5 T exam. The resulting images were graded by three board-certified neuroradiologists. The C3T exams were well-tolerated with no adverse events, and significantly outperformed the whole-body 1.5 T exams in terms of overall image quality.
Collapse
Affiliation(s)
- Lydia J Bardwell Speltz
- Department of Radiology, Mayo Clinic, Rochester, MN, United States; Mayo Clinic Graduate School of Biomedical Sciences, Mayo Clinic, Rochester, MN, United States
| | - Yunhong Shu
- Department of Radiology, Mayo Clinic, Rochester, MN, United States
| | - Robert E Watson
- Department of Radiology, Mayo Clinic, Rochester, MN, United States
| | - Joshua D Trzasko
- Department of Radiology, Mayo Clinic, Rochester, MN, United States
| | - Myung-Ho In
- Department of Radiology, Mayo Clinic, Rochester, MN, United States
| | - Erin M Gray
- Department of Radiology, Mayo Clinic, Rochester, MN, United States
| | | | | | - Yihe Hua
- GE Research, Niskayuna, NY, United States
| | - John Huston
- Department of Radiology, Mayo Clinic, Rochester, MN, United States
| | | | | | - Matt A Bernstein
- Department of Radiology, Mayo Clinic, Rochester, MN, United States.
| |
Collapse
|
32
|
Fagerstrom JM, Marotta JE. Example Radiation Oncology Policy for Managing Patients With Implanted Electronic Devices Other Than Implantable Cardiac Pacemakers or Defibrillators. Pract Radiat Oncol 2023; 13:558-564. [PMID: 37578411 DOI: 10.1016/j.prro.2023.07.002] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/20/2023] [Revised: 06/23/2023] [Accepted: 07/13/2023] [Indexed: 08/15/2023]
Abstract
PURPOSE This article describes a community-based hospital's policy for the management of patients with medical implanted electronic devices other than pacemakers or implanted cardiac defibrillators (ICDs). The policy may be adapted as needed for other radiation oncology groups requiring a practical solution for managing the care of patients with implanted devices, noting the need for changes for departments offering proton, neutron, heavy ion, or magnetic resonance-guided linear accelerator (MR-linac) treatment modalities. METHODS AND MATERIALS The policy was developed using a risk-based approach, with each patient's risk level determined based on the patient's dependence on the device, the anticipated dose to the device, and the type of treatment used. A similar approach is used for patients with pacemakers or ICDs, but this policy was designed to accommodate patients with other types of devices with care managed outside the department. Such devices include, but are not limited to, hepatic pumps, intrathecal pain pumps, neurostimulators, cochlear implants, and loop recorders. RESULTS The resulting definitions, guidelines, and proposed workflow were presented at the institution's multidisciplinary radiation oncology quality assurance committee monthly meeting and adopted as department policy in 2022. Recommendations incorporated in the policy include levels of patient monitoring and timing of device interrogation to minimize the risk of device malfunction. CONCLUSIONS The policy was written to guide the management of treatment of patients with a range of medical implanted electronic devices. This policy is currently in operation at a community-based hospital.
Collapse
Affiliation(s)
- Jessica M Fagerstrom
- Department of Radiation Oncology, University of Washington, Seattle, Washington.
| | | |
Collapse
|
33
|
Jiwani S, Akhavan D, Reddy M, Noheria A. Cardiac stereotactic radiotherapy for refractory ventricular tachycardia in a patient with wireless left ventricular endocardial stimulation system. HeartRhythm Case Rep 2023; 9:818-822. [PMID: 38023677 PMCID: PMC10667127 DOI: 10.1016/j.hrcr.2023.08.013] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2023] Open
Affiliation(s)
- Sania Jiwani
- Department of Cardiovascular Medicine, The University of Kansas Medical Center, Kansas City, Kansas
| | - David Akhavan
- Department of Radiation Oncology, The University of Kansas Medical Center, Kansas City, Kansas
| | - Madhu Reddy
- Department of Cardiovascular Medicine, The University of Kansas Medical Center, Kansas City, Kansas
| | - Amit Noheria
- Department of Cardiovascular Medicine, The University of Kansas Medical Center, Kansas City, Kansas
| |
Collapse
|
34
|
Lisowski D, Lutyj P, Abazari A, Weick S, Traub J, Polat B, Flentje M, Kraft J. Impact of Radiotherapy on Malfunctions and Battery Life of Cardiac Implantable Electronic Devices in Cancer Patients. Cancers (Basel) 2023; 15:4830. [PMID: 37835524 PMCID: PMC10571836 DOI: 10.3390/cancers15194830] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/02/2023] [Revised: 09/29/2023] [Accepted: 09/29/2023] [Indexed: 10/15/2023] Open
Abstract
PURPOSE This study analyses a large number of cancer patients with CIEDs for device malfunction and premature battery depletion by device interrogation after each radiotherapy fraction and compares different guidelines in regard to patient safety. METHODS From 2007 to 2022, a cohort of 255 patients was analyzed for CIED malfunctions via immediate device interrogation after every RT fraction. RESULTS Out of 324 series of radiotherapy treatments, with a total number of 5742 CIED interrogations, nine device malfunctions (2.8%) occurred. Switching into back-up/safety mode and software errors occurred four times each. Once, automatic read-out could not be performed. The median prescribed cumulative dose at planning target volume (PTV) associated with CIED malfunction was 45.0 Gy (IQR 36.0-64.0 Gy), with a median dose per fraction of 2.31 Gy (IQR 2.0-3.0 Gy). The median maximum dose at the CIED at time of malfunction was 0.3 Gy (IQR 0.0-1.3 Gy). No correlation between CIED malfunction and maximum photon energy (p = 0.07), maximum dose at the CIED (p = 0.59) nor treatment localization (p = 0.41) could be detected. After excluding the nine malfunctions, premature battery depletion was only observed three times (1.2%). Depending on the national guidelines, 1-9 CIED malfunctions in this study would have been detected on the day of occurrence and in none of the cases would patient safety have been compromised. CONCLUSION Radiation-induced malfunctions of CIEDs and premature battery depletion are rare. If recommendations of national safety guidelines are followed, only a portion of the malfunctions would be detected directly after occurrence. Nevertheless, patient safety would not be compromised.
Collapse
Affiliation(s)
- Dominik Lisowski
- Department of Radiation Oncology, University Hospital Würzburg, 97080 Würzburg, Germany (J.K.)
| | - Paul Lutyj
- Department of Radiation Oncology, University Hospital Würzburg, 97080 Würzburg, Germany (J.K.)
| | - Arya Abazari
- Department of Radiation Oncology, University Hospital Würzburg, 97080 Würzburg, Germany (J.K.)
| | - Stefan Weick
- Department of Radiation Oncology, University Hospital Würzburg, 97080 Würzburg, Germany (J.K.)
| | - Jan Traub
- Department of Internal Medicine I, Division of Cardiology, University Hospital Würzburg, 97080 Würzburg, Germany
| | - Bülent Polat
- Department of Radiation Oncology, University Hospital Würzburg, 97080 Würzburg, Germany (J.K.)
| | - Michael Flentje
- Department of Radiation Oncology, University Hospital Würzburg, 97080 Würzburg, Germany (J.K.)
| | - Johannes Kraft
- Department of Radiation Oncology, University Hospital Würzburg, 97080 Würzburg, Germany (J.K.)
| |
Collapse
|
35
|
Khurana S, Das S, Frishman WH, Aronow WS, Frenkel D. Lead Extraction-Indications, Procedure, and Future Directions. Cardiol Rev 2023:00045415-990000000-00152. [PMID: 37729602 DOI: 10.1097/crd.0000000000000610] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 09/22/2023]
Abstract
Cardiac implantable electronic device (CIED) implantation has steadily increased in the United States owing to increased life expectancy, better access to health care, and the adoption of updated guidelines. Transvenous lead extraction (TLE) is an invasive technique for the removal of CIED devices, and the most common indications include device infections, lead failures, and venous occlusion. Although in-hospital and procedure-related deaths for patients undergoing TLE are low, the long-term mortality remains high with 10-year survival reported close to 50% after TLE. This is likely demonstrative of the increased burden of comorbidities with aging. There are guidelines provided by various professional societies, including the Heart Rhythm Society, regarding indications for lead extraction and management of these patients. In this paper, we will review the indications for CIED extraction, procedural considerations, and management of these patients based upon the latest guidelines.
Collapse
Affiliation(s)
- Sumit Khurana
- From the Department of Internal medicine, MedStar Union Memorial hospital, Baltimore, MD
| | - Subrat Das
- Department of Cardiology, New York Medical College, Westchester Medical Center, Valhalla, NY
| | - William H Frishman
- Department of Medicine, Westchester Medical Center and New York Medical College, NY
| | - Wilbert S Aronow
- Department of Cardiology, New York Medical College, Westchester Medical Center, Valhalla, NY
| | - Daniel Frenkel
- Department of Cardiology, New York Medical College, Westchester Medical Center, Valhalla, NY
| |
Collapse
|
36
|
Heck R, Peters B, Lanmüller P, Photiadis J, Berger F, Falk V, Starck C, Kramer P. Transvenous lead extraction in children with bidirectional rotational dissection sheaths. Front Cardiovasc Med 2023; 10:1256752. [PMID: 37745106 PMCID: PMC10515391 DOI: 10.3389/fcvm.2023.1256752] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/12/2023] [Accepted: 08/21/2023] [Indexed: 09/26/2023] Open
Abstract
Objectives Due to the limited longevity of endovascular leads, children require thoughtful lifetime lead management strategies including conservation of access vessel patency. Consequently, there is an increasing interest in transvenous lead extraction (TLE) in children, however, data on TLE and the use of powered mechanical dissection sheaths is limited. Methods We performed a retrospective cohort study analyzing all children <18 years that underwent TLE in our institution from 2015 to 2022. Procedural complexity, results and complications were defined as recommended by recent consensus statements. Results Twenty-eight children [median age 12.8 (interquartile range 11.3-14.6) years] were included. Forty-one leads were extracted [median dwell time 85 (interquartile range 52-102) months]. Extractions of 31 leads (76%) in 22 patients (79%) were complex, requiring advanced extraction tools including powered bidirectional rotational dissection sheaths in 14 children. There were no major complications. Complete procedural success was achieved in 18 (64%) and clinical success in 27 patients (96%), respectively. Procedural success and complexity varied between lead types. The Medtronic SelectSecure™ lead was associated with increased odds of extraction by simple traction (p = 0.006) and complete procedural success (p < 0.001) while the Boston Scientific Fineline™ II lead family had increased odds of partial procedural failure (p = 0.017). Conclusions TLE with the use of mechanical powered rotational dissection sheaths is feasible and safe in pediatric patients. In light of rare complications and excellent overall clinical success, TLE should be considered an important cornerstone in lifetime lead management in children. Particular lead types might be more challenging and less successful to extract.
Collapse
Affiliation(s)
- Roland Heck
- Department of Cardiothoracic and Vascular Surgery, Deutsches Herzzentrum der Charité (DHZC), Berlin, Germany
- Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany
| | - Björn Peters
- Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany
- Department of Congenital Heart Disease—Pediatric Cardiology, Deutsches Herzzentrum der Charité (DHZC), Berlin, Germany
| | - Pia Lanmüller
- Department of Cardiothoracic and Vascular Surgery, Deutsches Herzzentrum der Charité (DHZC), Berlin, Germany
- Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany
| | - Joachim Photiadis
- Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany
- Department of Congenital and Pediatric Heart Surgery, Deutsches Herzzentrum der Charité (DHZC), Berlin, Germany
| | - Felix Berger
- Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany
- Department of Congenital Heart Disease—Pediatric Cardiology, Deutsches Herzzentrum der Charité (DHZC), Berlin, Germany
- Partner Site Berlin, DZHK (German Center for Cardiovascular Research), Berlin, Germany
| | - Volkmar Falk
- Department of Cardiothoracic and Vascular Surgery, Deutsches Herzzentrum der Charité (DHZC), Berlin, Germany
- Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany
- Partner Site Berlin, DZHK (German Center for Cardiovascular Research), Berlin, Germany
- Translational Cardiovascular Technologies, Institute of Translational Medicine, Department of Health Sciences and Technology, Swiss Federal Institute of Technology (ETH) Zurich, Switzerland
| | - Christoph Starck
- Department of Cardiothoracic and Vascular Surgery, Deutsches Herzzentrum der Charité (DHZC), Berlin, Germany
- Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany
- Steinbeis Hochschule, Steinbeis-Transfer-Institut Kardiotechnik, Berlin, Germany
| | - Peter Kramer
- Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany
- Department of Congenital Heart Disease—Pediatric Cardiology, Deutsches Herzzentrum der Charité (DHZC), Berlin, Germany
| |
Collapse
|
37
|
Jiang F, Henry KR, Bhusal B, Sanpitak P, Webster G, Popescu A, Laternser C, Kim D, Golestanirad L. Age Matters: A Comparative Study of RF Heating of Epicardial and Endocardial Electronic Devices in Pediatric and Adult Phantoms during Cardiothoracic MRI. Diagnostics (Basel) 2023; 13:2847. [PMID: 37685385 PMCID: PMC10486594 DOI: 10.3390/diagnostics13172847] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/26/2023] [Revised: 06/29/2023] [Accepted: 08/04/2023] [Indexed: 09/10/2023] Open
Abstract
This study focused on the potential risks of radiofrequency-induced heating of cardiac implantable electronic devices (CIEDs) in children and adults with epicardial and endocardial leads of varying lengths during cardiothoracic MRI scans. Infants and young children are the primary recipients of epicardial CIEDs, though the devices have not been approved as MR conditional by the FDA due to limited data, leading to pediatric hospitals either refusing the MRI service to most pediatric CIED patients or adopting a scan-all strategy based on results from adult studies. The study argues that risk-benefit decisions should be made on an individual basis. We used 120 clinically relevant epicardial and endocardial device configurations in adult and pediatric anthropomorphic phantoms to determine the temperature rise during RF exposure at 1.5 T. The results showed that there was significantly higher RF heating of epicardial leads than endocardial leads in the pediatric phantom, but not in the adult phantom. Additionally, body size and lead length significantly affected RF heating, with RF heating up to 12 °C observed in models based on younger children with short epicardial leads. The study provides evidence-based knowledge on RF-induced heating of CIEDs and highlights the importance of making individual risk-benefit decisions when assessing the potential risks of MRI scans in pediatric CIED patients.
Collapse
Affiliation(s)
- Fuchang Jiang
- Department of Biomedical Engineering, Northwestern University, Evanston, IL 60208, USA
| | - Kaylee R. Henry
- Department of Biomedical Engineering, Northwestern University, Evanston, IL 60208, USA
| | - Bhumi Bhusal
- Department of Radiology, Northwestern University, Chicago, IL 60611, USA
| | - Pia Sanpitak
- Department of Radiology, Northwestern University, Chicago, IL 60611, USA
| | - Gregory Webster
- Division of Cardiology, Ann and Robert H. Lurie Children’s Hospital of Chicago, Northwestern University, Chicago, IL 60611, USA
| | - Andrada Popescu
- Division of Medical Imaging, Ann and Robert H. Lurie Children’s Hospital of Chicago, Northwestern University, Chicago, IL 60611, USA
| | - Christina Laternser
- Division of Cardiology, Ann and Robert H. Lurie Children’s Hospital of Chicago, Northwestern University, Chicago, IL 60611, USA
| | - Daniel Kim
- Department of Radiology, Northwestern University, Chicago, IL 60611, USA
| | - Laleh Golestanirad
- Department of Biomedical Engineering, Northwestern University, Evanston, IL 60208, USA
- Department of Radiology, Northwestern University, Chicago, IL 60611, USA
| |
Collapse
|
38
|
Fraga Rivas P, de Miguel Criado J, García Del Salto Lorente L, Gutiérrez Velasco L, Quintana Valcarcel P. Patient safety in magnetic resonance imaging. RADIOLOGIA 2023; 65:447-457. [PMID: 37758335 DOI: 10.1016/j.rxeng.2023.01.009] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/12/2022] [Accepted: 01/29/2023] [Indexed: 10/03/2023]
Abstract
Image acquisition involves the use of static magnetic fields, field gradients and radiofrequency waves. These elements make the MRI a different modality. More and more centers work with 3.0 T equipment that present higher risks for the patient, compared to those of 1.5 T. Therefore, there is a need for updating for radiology staff that allows them to understand the risks and reduce them, since serious and even fatal incidents can occur. The objective of this work is to present a review and update of the risks to which patients are subjected during the performance of a magnetic resonance imaging (MRI) study.
Collapse
Affiliation(s)
- P Fraga Rivas
- Servicio de Radiodiagnóstico, Hospital Universitario del Henares, Unidad Central de Radiodiagnóstico, Universidad Francisco de Vitoria, Madrid, Spain.
| | - J de Miguel Criado
- Servicio de Radiodiagnóstico, Hospital Universitario del Henares, Unidad Central de Radiodiagnóstico, Universidad Francisco de Vitoria, Madrid, Spain
| | - L García Del Salto Lorente
- Servicio de Radiodiagnóstico, Hospital Universitario del Henares, Unidad Central de Radiodiagnóstico, Universidad Francisco de Vitoria, Madrid, Spain
| | - L Gutiérrez Velasco
- Servicio de Radiodiagnóstico, Hospital Universitario del Henares, Unidad Central de Radiodiagnóstico, Universidad Francisco de Vitoria, Madrid, Spain
| | - P Quintana Valcarcel
- Servicio de Radiodiagnóstico, Hospital Universitario del Henares, Unidad Central de Radiodiagnóstico, Universidad Francisco de Vitoria, Madrid, Spain
| |
Collapse
|
39
|
Wijesuriya N, Galante JR, Sisodia C, Whitaker J, Ahmad S, Rinaldi CA. Increase in right ventricular lead pacing threshold following stereotactic ablative therapy for ventricular tachycardia. HeartRhythm Case Rep 2023; 9:555-559. [PMID: 37614389 PMCID: PMC10444549 DOI: 10.1016/j.hrcr.2023.05.011] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/24/2023] Open
Affiliation(s)
- Nadeev Wijesuriya
- School of Biomedical Engineering and Imaging Sciences, King’s College London, London, United Kingdom
- Department of Cardiology, Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom
| | - Joao R. Galante
- Guy’s Cancer Centre, Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom
| | - Caroline Sisodia
- Guy’s Cancer Centre, Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom
| | - John Whitaker
- School of Biomedical Engineering and Imaging Sciences, King’s College London, London, United Kingdom
- Department of Cardiology, Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom
| | - Shahreen Ahmad
- Guy’s Cancer Centre, Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom
| | - Christopher A. Rinaldi
- School of Biomedical Engineering and Imaging Sciences, King’s College London, London, United Kingdom
- Department of Cardiology, Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom
| |
Collapse
|
40
|
Ma YD, Watson RE, Olson NE, Birgersdotter-Green U, Patel K, Mulpuru SK, Madhavan M, Deshmukh AJ, Killu AM, Friedman PA, Cha YM. Safety of magnetic resonance imaging in patients with surgically implanted permanent epicardial leads. Heart Rhythm 2023; 20:1111-1118. [PMID: 37075957 DOI: 10.1016/j.hrthm.2023.04.003] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/26/2022] [Revised: 03/28/2023] [Accepted: 04/09/2023] [Indexed: 04/21/2023]
Abstract
BACKGROUND Magnetic resonance imaging (MRI) safety in patients with an epicardial cardiac implantable electronic device (CIED) is uncertain. OBJECTIVE The purpose of this study was to assess the safety and adverse effects of MRI in patients who had surgically implanted epicardial CIED. METHODS Patients with surgically implanted CIEDs who underwent MRI with an appropriate cardiology-radiology collaborative protocol between January 2008 and January 2021 were prospectively studied in 2 clinical centers. All patients underwent close cardiac monitoring through MRI procedures. Outcomes were compared between the epicardial CIED group and the matched non-MRI-conditional transvenous CIED group. RESULTS Twenty-nine consecutive patients with epicardial CIED (41.4% male; mean age 43 years) underwent 52 MRIs in 57 anatomic regions. Sixteen patients had a pacemaker, 9 had a cardiac defibrillator or cardiac resynchronization therapy-defibrillator, and 4 had no device generator. No significant adverse events occurred in the epicardial or transvenous CIED groups. Battery life, pacing, sensing thresholds, lead impedance, and cardiac biomarkers were not significantly changed, except 1 patient had a transient decrease in atrial lead sensing function. CONCLUSION MRI of CIEDs with epicardially implanted leads does not represent a greater risk than transvenous CIEDs when performed with a multidisciplinary collaborative protocol centered on patient safety.
Collapse
Affiliation(s)
- Yue-Dong Ma
- Department of Cardiology, The First Affiliated Hospital of Sun Yat-Sen University, Guangzhou, China
| | | | - Nora E Olson
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota
| | - Ulrika Birgersdotter-Green
- Department of Cardiovascular Medicine, University of California, San Diego Health System, San Diego, California
| | - Kavisha Patel
- Department of Cardiovascular Medicine, University of California, San Diego Health System, San Diego, California
| | - Siva K Mulpuru
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota
| | - Malini Madhavan
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota
| | | | - Ammar M Killu
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota
| | - Paul A Friedman
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota
| | - Yong-Mei Cha
- Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota.
| |
Collapse
|
41
|
Ideishi A, Yamagata K, Nishii T, Miyanooi H, Miyazaki Y, Wakamiya A, Shimamoto K, Ueda N, Nakajima K, Wada M, Kamakura T, Ishibashi K, Inoue Y, Miyamoto K, Noda T, Nagase S, Aiba T, Kusano K. Interference of cardiac implantable electronic devices and computed tomography imaging in the current era with a phantom model. J Arrhythm 2023; 39:580-585. [PMID: 37560271 PMCID: PMC10407191 DOI: 10.1002/joa3.12853] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/27/2022] [Revised: 03/20/2023] [Accepted: 04/02/2023] [Indexed: 08/11/2023] Open
Abstract
Introduction Cardiac implantable electronic devices are used in patients with cardiac rhythm disorders. Computed tomography irradiation is not prohibited for patients with cardiac implantable electronic devices, despite adverse events being reported. Hence, appropriate preparation and knowledge are required before computed tomography irradiation can be carried out in these patients. Since there is limited knowledge or literature about the influence of computed tomography irradiation in cases with recent cardiac implantable electronic devices, we aimed to evaluate the adverse events and elucidate the necessary and sufficient safety measures associated with this therapy. Methods and Results We placed cardiac implantable electronic devices on an anthropomorphic phantom model and observed their electrical activity in electrograms, while various protocols of computed tomography irradiation were implemented and adverse events evaluated. Oversensing with pauses of up to 3.2 s was observed in standard computed tomography protocols, but ventricular tachyarrhythmia or other clinically significant events could not be confirmed. Oversensing with pauses of up to 8.0 s was observed and ventricular tachyarrhythmia was detected in the maximum-dose protocols. However, treatments such as antitachycardia pacing or shock therapy for ventricular tachyarrhythmia were not observed because of their absence. Conclusion Computed tomography irradiation for patients using cardiac implantable electronic devices is highly unlikely to cause clinically significant adverse events with the device settings and computed tomography protocols currently being used. Changing or monitoring the device settings routinely before computed tomography irradiation is not necessarily required for most patients.
Collapse
Affiliation(s)
- Akihito Ideishi
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
- Department of CardiologyFukuoka University School of MedicineFukuokaJapan
| | - Kenichiro Yamagata
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Tatsuya Nishii
- Department of RadiologyNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Hideto Miyanooi
- Department of RadiologyNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Yuichiro Miyazaki
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Akinori Wakamiya
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Keiko Shimamoto
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Nobuhiko Ueda
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Kenzaburo Nakajima
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Mitsuru Wada
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Tsukasa Kamakura
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Kohei Ishibashi
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Yuko Inoue
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Koji Miyamoto
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Takashi Noda
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Satoshi Nagase
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
- Department of Advanced Arrhythmia and Translational Medical ScienceNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Takeshi Aiba
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| | - Kengo Kusano
- Department of Cardiovascular MedicineNational Cerebral and Cardiovascular CenterSuitaJapan
| |
Collapse
|
42
|
Mirzaei M, Rowshanfarzad P, Gill S, Ebert MA, Dass J. Risk of cardiac implantable device malfunction in cancer patients receiving proton therapy: an overview. Front Oncol 2023; 13:1181450. [PMID: 37469405 PMCID: PMC10352826 DOI: 10.3389/fonc.2023.1181450] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/07/2023] [Accepted: 06/12/2023] [Indexed: 07/21/2023] Open
Abstract
Age is a risk factor for both cardiovascular disease and cancer, and as such radiation oncologists frequently see a number of patients with cardiac implantable electronic devices (CIEDs) receiving proton therapy (PT). CIED malfunctions induced by PT are nonnegligible and can occur in both passive scattering and pencil beam scanning modes. In the absence of an evidence-based protocol, the authors emphasise that this patient cohort should be managed differently to electron- and photon- external beam radiation therapy (EBRT) patients due to distinct properties of proton beams. Given the lack of a PT-specific guideline for managing this cohort and limited studies on this important topic; the process was initiated by evaluating all PT-related CIED malfunctions to provide a baseline for future reporting and research. In this review, different modes of PT and their interactions with a variety of CIEDs and pacing leads are discussed. Effects of PT on CIEDs were classified into a variety of hardware and software malfunctions. Apart from secondary neutrons, cumulative radiation dose, dose rate, CIED model/manufacturer, distance from CIED to proton field, and materials used in CIEDs/pacing leads were all evaluated to determine the probability of malfunctions. The importance of proton beam arrangements is highlighted in this study. Manufacturers should specify recommended dose limits for patients undergoing PT. The establishment of an international multidisciplinary team dedicated to CIED-bearing patients receiving PT may be beneficial.
Collapse
Affiliation(s)
- Milad Mirzaei
- Department of Radiation Oncology, Sir Charles Gairdner Hospital, Nedlands, WA, Australia
- Department of Medical Imaging and Radiation Sciences, School of Biomedical Sciences, Monash University, Clayton, VIC, Australia
| | - Pejman Rowshanfarzad
- School of Physics, Mathematics and Computing, The University of Western Australia, Crawley, WA, Australia
| | - Suki Gill
- Department of Radiation Oncology, Sir Charles Gairdner Hospital, Nedlands, WA, Australia
- School of Physics, Mathematics and Computing, The University of Western Australia, Crawley, WA, Australia
| | - Martin A. Ebert
- Department of Radiation Oncology, Sir Charles Gairdner Hospital, Nedlands, WA, Australia
- School of Physics, Mathematics and Computing, The University of Western Australia, Crawley, WA, Australia
| | - Joshua Dass
- Department of Radiation Oncology, Sir Charles Gairdner Hospital, Nedlands, WA, Australia
| |
Collapse
|
43
|
Silva TQAC, Pezel T, Jerosch-Herold M, Coelho-Filho OR. The Role and Advantages of Cardiac Magnetic Resonance in the Diagnosis of Myocardial Ischemia. J Thorac Imaging 2023; 38:235-246. [PMID: 36917509 DOI: 10.1097/rti.0000000000000701] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/15/2023]
Abstract
Ischemic heart disease continues to be the leading cause of death and disability worldwide. For the diagnosis of ischemic heart disease, some form of cardiac stress test involving exercise or pharmacological stimulation continues to play an important role, despite advances within modalities like computer tomography for the noninvasive detection and characterization of epicardial coronary lesions. Among noninvasive stress imaging tests, cardiac magnetic resonance (CMR) combines several capabilities that are highly relevant for the diagnosis of ischemic heart disease: assessment of wall motion abnormalities, myocardial perfusion imaging, and depiction of replacement and interstitial fibrosis markers by late gadolinium enhancement techniques and T1 mapping. On top of these qualities, CMR is also well tolerated and safe in most clinical scenarios, including in the presence of cardiovascular implantable devices, while in the presence of renal disease, gadolinium-based contrast should only be used according to guidelines. CMR also offers outstanding viability assessment and prognostication of cardiovascular events. The last 2019 European Society of Cardiology guidelines for chronic coronary syndromes has positioned stress CMR as a class I noninvasive imaging technique for the diagnosis of coronary artery disease in symptomatic patients. In the present review, we present the current state-of-the-art assessment of myocardial ischemia by stress perfusion CMR, highlighting its advantages and current shortcomings. We discuss the safety, clinical, and cost-effectiveness aspects of gadolinium-based CMR-perfusion imaging for ischemic heart disease assessment.
Collapse
Affiliation(s)
- Thiago Quinaglia A C Silva
- Discipline of Cardiology, Faculty of Medical Science-State University of Campinas-UNICAMP, Campinas, São Paulo, Brazil
- Division of Cardiology, Department of Medicine, Johns Hopkins University, Baltimore, MD
| | - Théo Pezel
- Division of Cardiology, Department of Medicine, Johns Hopkins University, Baltimore, MD
- Department of Cardiology, University of Paris, CHU Lariboisière, Inserm, UMRS 942, Paris, France
| | - Michael Jerosch-Herold
- Noninvasive Cardiovascular Imaging Program and Department of Radiology, Brigham and Women's Hospital, Boston, MA
| | - Otávio R Coelho-Filho
- Discipline of Cardiology, Faculty of Medical Science-State University of Campinas-UNICAMP, Campinas, São Paulo, Brazil
| |
Collapse
|
44
|
Safavi AH, Louie AV, Elzibak AH, Warner A, Donovan EK, Detsky JS. Management of Patients with Cardiovascular Implantable Electronic Devices Undergoing Radiation Therapy: A National Survey of Canadian Multidisciplinary Radiation Oncology Professionals. Adv Radiat Oncol 2023; 8:101184. [PMID: 36874173 PMCID: PMC9975614 DOI: 10.1016/j.adro.2023.101184] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2022] [Accepted: 01/11/2023] [Indexed: 01/26/2023] Open
Abstract
Purpose This study aimed to characterize contemporary management of Canadian patients with cardiovascular implantable electronic devices (CIEDs) undergoing radiation therapy (RT) in light of updated American Association of Physicists in Medicine guidelines. Methods and Materials A 22-question web-based survey was distributed to members of the Canadian Association of Radiation Oncology, Canadian Organization of Medical Physicists, and Canadian Association of Medical Radiation Technologists from January to February 2020. Respondent demographics, knowledge, and management practices were elicited. Statistical comparisons by respondent demographics were performed using χ2 and Fisher exact tests. Results In total, 155 surveys were completed by 54 radiation oncologists, 26 medical physicists, and 75 radiation therapists in academic (51%) and community (49%) practices across all provinces. The majority of respondents (77%) had managed >10 patients with CIEDs in their career. Most respondents (70%) reported using risk-stratified institutional management protocols. Respondents used manufacturer recommendations, rather than American Association of Physicists in Medicine or institutionally recommended dose limits, when the manufacturer limit was 0 Gy (44%), 0 to 2 Gy (45%), or >2 Gy (34%). The majority of respondents (86%) reported institutional policies to refer to a cardiologist for CIED evaluation both before and after completion of RT. Cumulative dose to CIED, pacing dependence, and neutron production were considered during risk stratification by 86%, 74%, and 50% of participants, respectively. Dose and energy thresholds for high-risk management were not known by 45% and 52% of respondents, with radiation oncologists and radiation therapists significantly less likely to report thresholds than medical physicists (P < .001). Although 59% of respondents felt comfortable managing patients with CIEDs, community respondents were less likely to feel comfortable than academic respondents (P = .037). Conclusions The management of Canadian patients with CIEDs undergoing RT is characterized by variability and uncertainty. National consensus guidelines may have a role in improving provider knowledge and confidence in caring for this growing population.
Collapse
Affiliation(s)
- Amir H. Safavi
- Department of Radiation Oncology, University of Toronto, Toronto, Ontario, Canada
| | - Alexander V. Louie
- Department of Radiation Oncology, University of Toronto, Toronto, Ontario, Canada
- Odette Cancer Centre – Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
| | - Alyaa H. Elzibak
- Department of Radiation Oncology, University of Toronto, Toronto, Ontario, Canada
- Odette Cancer Centre – Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
| | - Andrew Warner
- Department of Radiation Oncology, London Health Sciences Centre, London, Ontario, Canada
| | - Elysia K. Donovan
- Department of Oncology, McMaster University, Hamilton, Ontario, Canada
| | - Jay S. Detsky
- Department of Radiation Oncology, University of Toronto, Toronto, Ontario, Canada
- Odette Cancer Centre – Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
- Corresponding author: Jay S. Detsky, MD, PhD
| |
Collapse
|
45
|
Betz LH, Dillman JR, Jones BV, Tkach JA. MRI safety screening of children with implants: updates and challenges. Pediatr Radiol 2023; 53:1454-1468. [PMID: 37079039 DOI: 10.1007/s00247-023-05651-4] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/06/2022] [Revised: 03/15/2023] [Accepted: 03/18/2023] [Indexed: 04/21/2023]
Abstract
MRI is the imaging modality of choice for assessing many pediatric medical conditions. Although there are several inherent potential safety risks associated with the electromagnetic fields exploited for MRI, they are effectively mitigated through strict adherence to established MRI safety practices, enabling the safe and effective use of MRI in clinical practice. The potential hazards of the MRI environment may be exacerbated by/in the presence of implanted medical devices. Awareness of the unique MRI safety and screening challenges associated with these implanted devices is critical to ensuring MRI safety for the affected patients. In this review article, we will discuss the basics of MRI physics as they relate to MRI safety in the presence of implanted medical devices, strategies for assessing children with known or suspected implanted medical devices, and the particular management of several well-established common, as well as recently developed, implanted devices encountered at our institution.
Collapse
Affiliation(s)
- Lisa H Betz
- Department of Radiology, Cincinnati Children's Hospital Medical Center, 3333 Burnett Ave, Cincinnati, OH, 45229, USA.
| | - Jonathan R Dillman
- Department of Radiology, Cincinnati Children's Hospital Medical Center, 3333 Burnett Ave, Cincinnati, OH, 45229, USA
- Department of Radiology, University of Cincinnati College of Medicine, Cincinnati, OH, USA
| | - Blaise V Jones
- Department of Radiology, Cincinnati Children's Hospital Medical Center, 3333 Burnett Ave, Cincinnati, OH, 45229, USA
- Department of Radiology, University of Cincinnati College of Medicine, Cincinnati, OH, USA
| | - Jean A Tkach
- Department of Radiology, Cincinnati Children's Hospital Medical Center, 3333 Burnett Ave, Cincinnati, OH, 45229, USA
- Department of Radiology, University of Cincinnati College of Medicine, Cincinnati, OH, USA
| |
Collapse
|
46
|
Barreiro-Pérez M, Cabeza B, Calvo D, Reyes-Juárez JL, Datino T, Vañó Galván E, Maceira González AM, Delgado Sánchez-Gracián C, Prat-González S, Perea RJ, Bastarrika G, Sánchez M, Jiménez-Borreguero LJ, Fernández-Golfín Lobán C, Rodríguez Palomares JF, Tolosana JM, Hidalgo Pérez JA, Pérez-David E, Bertomeu-González V, Cuéllar H. Magnetic resonance in patients with cardiovascular devices. SEC-GT CRMTC/SEC-Heart Rhythm Association/SERAM/SEICAT consensus document. RADIOLOGIA 2023; 65:269-284. [PMID: 37268369 DOI: 10.1016/j.rxeng.2022.09.014] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/28/2022] [Accepted: 09/21/2022] [Indexed: 06/04/2023]
Abstract
Magnetic resonance has become a first-line imaging modality in various clinical scenarios. The number of patients with different cardiovascular devices, including cardiac implantable electronic devices, has increased exponentially. Although there have been reports of risks associated with exposure to magnetic resonance in these patients, the clinical evidence now supports the safety of performing these studies under specific conditions and following recommendations to minimize possible risks. This document was written by the Working Group on Cardiac Magnetic Resonance Imaging and Cardiac Computed Tomography of the Spanish Society of Cardiology (SEC-GT CRMTC), the Heart Rhythm Association of the Spanish Society of Cardiology (SEC-Heart Rhythm Association), the Spanish Society of Medical Radiology (SERAM), and the Spanish Society of Cardiothoracic Imaging (SEICAT). The document reviews the clinical evidence available in this field and establishes a series of recommendations so that patients with cardiovascular devices can safely access this diagnostic tool.
Collapse
Affiliation(s)
- M Barreiro-Pérez
- Imagen Cardiaca, Servicio de Cardiología, Hospital Universitario Álvaro Cunqueiro, Vigo, Pontevedra, Spain.
| | - B Cabeza
- Servicio de Diagnóstico por Imagen, Hospital Clínico San Carlos, Madrid, Spain; Servicio de Tomografía Computarizada y Resonancia Magnética, Hospital Nuestra Señora del Rosario, Madrid, Spain
| | - D Calvo
- Unidad de Arritmias, Servicio de Cardiología, Hospital Clínico San Carlos, Madrid, Spain; Unidad de Arritmias, Servicio de Cardiología, Hospital Universitario Central de Asturias, Oviedo, Asturias, Spain
| | - J L Reyes-Juárez
- Área de Imagen Cardiovascular, Servicio de Radiodiagnóstico, Instituto de Diagnóstico por la Imagen (IDI), Hospital Universitario Vall d'Hebron, Barcelona, Spain
| | - T Datino
- Unidad de Arritmias, Departamento de Cardiología, Hospital Universitario Quirónsalud Madrid, Madrid, Spain; Unidad de Arritmias, Servicio de Cardiología, Complejo Hospitalario Ruber Juan Bravo, Madrid, Spain; Departamento de Medicina, Universidad Europea de Madrid, Madrid, Spain
| | - E Vañó Galván
- Servicio de Tomografía Computarizada y Resonancia Magnética, Hospital Nuestra Señora del Rosario, Madrid, Spain
| | - A M Maceira González
- Unidad Cardiovascular, Grupo Biomético Ascires, Valencia, Spain; Departamento de Medicina, Facultad de Ciencias de la Salud, Universidad CEU Cardenal Herrera, Valencia, Spain
| | | | - S Prat-González
- Servicio de Cardiología, Instituto Clínic Cardiovascular (ICCV), Hospital Clínic, Barcelona, Spain
| | - R J Perea
- Servicio de Radiología, Centro de Diagnóstico por la Imagen (CDI), Hospital Clínic, Barcelona, Spain
| | - G Bastarrika
- Servicio de Radiología, Clínica Universidad de Navarra, Pamplona, Navarra, Spain
| | - M Sánchez
- Servicio de Radiología, Centro de Diagnóstico por la Imagen (CDI), Hospital Clínic, Barcelona, Spain
| | | | - C Fernández-Golfín Lobán
- Unidad de Imagen Cardiaca, Servicio de Cardiología, Hospital Universitario Ramón y Cajal, Madrid, Spain; Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain
| | - J F Rodríguez Palomares
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain; Servicio de Cardiología, Hospital Universitario Vall d'Hebron, Barcelona, Spain
| | - J M Tolosana
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain; Servicio de Cardiología, Hospital Universitario Vall d'Hebron, Barcelona, Spain
| | - J A Hidalgo Pérez
- Servicio de Radiología, Hospital Universitario de la Santa Creu i Sant Pau, Barcelona, Spain
| | - E Pérez-David
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain; Servicio de Cardiología, Hospital Universitario La Paz, Madrid, Spain
| | - V Bertomeu-González
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain; Servicio de Cardiología, Hospital Clínico Universitario de San Juan, San Juan de Alicante, Alicante, Spain
| | - H Cuéllar
- Área de Imagen Cardiovascular, Servicio de Radiodiagnóstico, Instituto de Diagnóstico por la Imagen (IDI), Hospital Universitario Vall d'Hebron, Barcelona, Spain
| |
Collapse
|
47
|
Haq IU, McGee KP, Collins JD, Olson NE, Mulpuru SK, Cha YM, Friedman PA, Killu AM. Magnetic Resonance Imaging in Patients With Temporary Screw-In Pacemakers. JACC Clin Electrophysiol 2023:S2405-500X(23)00074-9. [PMID: 36951816 DOI: 10.1016/j.jacep.2023.01.018] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/04/2022] [Revised: 01/09/2023] [Accepted: 01/09/2023] [Indexed: 03/24/2023]
|
48
|
Perioperative Management of Nonorthopaedic Devices in the Pediatric Neuromuscular Patient Population. J Am Acad Orthop Surg 2023; 31:e403-e411. [PMID: 36853883 DOI: 10.5435/jaaos-d-22-00634] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/12/2022] [Accepted: 01/25/2023] [Indexed: 03/01/2023] Open
Abstract
Pediatric patients with neuromuscular conditions often have nonorthopaedic implants that can pose a challenge for MRI acquisition and surgical planning. Treating physicians often find themselves in the position of navigating between seemingly overly risk-averse manufacturer's guidelines and an individual patient's benefits of an MRI or surgery. Most nonorthopaedic implants are compatible with MRI under specific conditions, though often require reprogramming or interrogation before and/or after the scan. For surgical procedures, the use of electrosurgical instrumentation poses a risk of electromagnetic interference and implants are thus often programmed or turned off for the procedures. Special considerations are needed for these patients to prevent device damage or malfunction, which can pose additional risk to the patient. Additional planning before surgery is necessary to ensure appropriate equipment, and staff are available to ensure patient safety.
Collapse
|
49
|
Cook N, Shelton N, Gibson S, Barnes P, Alinaghi-Zadeh R, Jameson MG. ACPSEM position paper: the safety of magnetic resonance imaging linear accelerators. Phys Eng Sci Med 2023; 46:19-43. [PMID: 36847966 PMCID: PMC10030425 DOI: 10.1007/s13246-023-01224-9] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 01/19/2023] [Indexed: 03/01/2023]
Abstract
Magnetic Resonance Imaging linear-accelerator (MRI-linac) equipment has recently been introduced to multiple centres in Australia and New Zealand. MRI equipment creates hazards for staff, patients and others in the MR environment; these hazards must be well understood, and risks managed by a system of environmental controls, written procedures and a trained workforce. While MRI-linac hazards are similar to the diagnostic paradigm, the equipment, workforce and environment are sufficiently different that additional safety guidance is warranted. In 2019 the Australasian College of Physical Scientists and Engineers in Medicine (ACPSEM) formed the Magnetic Resonance Imaging Linear-Accelerator Working Group (MRILWG) to support the safe clinical introduction and optimal use of MR-guided radiation therapy treatment units. This Position Paper is intended to provide safety guidance and education for Medical Physicists and others planning for and working with MRI-linac technology. This document summarises MRI-linac hazards and describes particular effects which arise from the combination of strong magnetic fields with an external radiation treatment beam. This document also provides guidance on safety governance and training, and recommends a system of hazard management tailored to the MRI-linac environment, ancillary equipment, and workforce.
Collapse
Affiliation(s)
- Nick Cook
- Christchurch Hospital, Christchurch, New Zealand
| | - Nikki Shelton
- Olivia Newton-John Cancer Wellness and Research Centre, Heidelberg, VIC Australia
| | | | | | - Reza Alinaghi-Zadeh
- Olivia Newton-John Cancer Wellness and Research Centre, Heidelberg, VIC Australia
| | - Michael G. Jameson
- GenesisCare, Sydney, NSW Australia
- University of New South Wales, Sydney, Australia
| | - on behalf of the ACPSEM Magnetic Resonance Imaging Linac Working Group (MRILWG)
- Christchurch Hospital, Christchurch, New Zealand
- Olivia Newton-John Cancer Wellness and Research Centre, Heidelberg, VIC Australia
- Townsville Cancer Centre, Douglas, QLD Australia
- Austin Health, Heidelberg, VIC Australia
- GenesisCare, Sydney, NSW Australia
- University of New South Wales, Sydney, Australia
| |
Collapse
|
50
|
Barreiro-Pérez M, Cabeza B, Calvo D, Reyes-Juárez JL, Datino T, Vañó Galván E, Maceira González AM, Delgado Sánchez-Gracián C, Prat-González S, Perea RJ, Bastarrika G, Sánchez M, Jiménez-Borreguero LJ, Fernández-Golfín Lobán C, Rodríguez Palomares JF, Tolosana JM, Hidalgo Pérez JA, Pérez-David E, Bertomeu-González V, Cuéllar H. Magnetic resonance in patients with cardiovascular devices. SEC-GT CRMTC/SEC-Heart Rhythm Association/SERAM/SEICAT consensus document. REVISTA ESPANOLA DE CARDIOLOGIA (ENGLISH ED.) 2023; 76:183-196. [PMID: 36539182 DOI: 10.1016/j.rec.2022.12.002] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/28/2022] [Accepted: 09/21/2022] [Indexed: 12/23/2022]
Abstract
Magnetic resonance has become a first-line imaging modality in various clinical scenarios. The number of patients with different cardiovascular devices, including cardiac implantable electronic devices, has increased exponentially. Although there have been reports of risks associated with exposure to magnetic resonance in these patients, the clinical evidence now supports the safety of performing these studies under specific conditions and following recommendations to minimize possible risks. This document was written by the Working Group on Cardiac Magnetic Resonance Imaging and Cardiac Computed Tomography of the Spanish Society of Cardiology (SEC-GT CRMTC), the Heart Rhythm Association of the Spanish Society of Cardiology (SEC-Heart Rhythm Association), the Spanish Society of Medical Radiology (SERAM), and the Spanish Society of Cardiothoracic Imaging (SEICAT). The document reviews the clinical evidence available in this field and establishes a series of recommendations so that patients with cardiovascular devices can safely access this diagnostic tool.
Collapse
Affiliation(s)
- Manuel Barreiro-Pérez
- Imagen Cardiaca, Servicio de Cardiología, Hospital Universitario Álvaro Cunqueiro, Vigo, Pontevedra, Spain.
| | - Beatriz Cabeza
- Servicio de Diagnóstico por Imagen, Hospital Clínico San Carlos, Madrid, Spain; Servicio de Tomografía Computarizada y Resonancia Magnética, Hospital Nuestra Señora del Rosario, Madrid, Spain
| | - David Calvo
- Unidad de Arritmias, Servicio de Cardiología, Hospital Clínico San Carlos, Madrid, Spain; Unidad de Arritmias, Servicio de Cardiología, Hospital Universitario Central de Asturias, Oviedo, Asturias, Spain
| | - José Luis Reyes-Juárez
- Área de Imagen Cardiovascular, Servicio de Radiodiagnóstico, Instituto de Diagnóstico por la Imagen (IDI), Hospital Universitario Vall d'Hebron, Barcelona, Spain
| | - Tomás Datino
- Unidad de Arritmias, Departamento de Cardiología, Hospital Universitario Quirónsalud Madrid, Madrid, Spain; Unidad de Arritmias, Servicio de Cardiología, Complejo Hospitalario Ruber Juan Bravo, Madrid, Spain; Departamento de Medicina, Universidad Europea de Madrid, Madrid, Spain
| | - Eliseo Vañó Galván
- Servicio de Tomografía Computarizada y Resonancia Magnética, Hospital Nuestra Señora del Rosario, Madrid, Spain
| | - Alicia M Maceira González
- Unidad Cardiovascular, Grupo Biomético Ascires, Valencia, Spain; Departamento de Medicina, Facultad de Ciencias de la Salud, Universidad CEU Cardenal Herrera, Valencia, Spain
| | | | - Susanna Prat-González
- Servicio de Cardiología, Instituto Clínic Cardiovascular (ICCV), Hospital Clínic, Barcelona, Spain
| | - Rosario J Perea
- Servicio de Radiología, Centro de Diagnóstico por la Imagen (CDI), Hospital Clínic, Barcelona, Spain
| | - Gorka Bastarrika
- Servicio de Radiología, Clínica Universidad de Navarra, Pamplona, Navarra, Spain
| | - Marcelo Sánchez
- Servicio de Radiología, Centro de Diagnóstico por la Imagen (CDI), Hospital Clínic, Barcelona, Spain
| | | | - Covadonga Fernández-Golfín Lobán
- Unidad de Imagen Cardiaca, Servicio de Cardiología, Hospital Universitario Ramón y Cajal, Madrid, Spain; Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain
| | | | - José F Rodríguez Palomares
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain; Servicio de Cardiología, Hospital Universitario Vall d'Hebron, Barcelona, Spain
| | - José María Tolosana
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain; Servicio de Cardiología, Hospital Universitario Vall d'Hebron, Barcelona, Spain
| | | | - Esther Pérez-David
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain; Servicio de Cardiología, Hospital Universitario La Paz, Madrid, Spain
| | - Vicente Bertomeu-González
- Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares (CIBERCV), Spain; Servicio de Cardiología, Hospital Clínico Universitario de San Juan, San Juan de Alicante, Alicante, Spain
| | - Hug Cuéllar
- Área de Imagen Cardiovascular, Servicio de Radiodiagnóstico, Instituto de Diagnóstico por la Imagen (IDI), Hospital Universitario Vall d'Hebron, Barcelona, Spain
| |
Collapse
|