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Pieters H, van Staden JA, du Raan H, Nel MG, Engelbrecht GHJ. Evaluating the accuracy of planar gated blood pool processing software using simulated patient studies. Heliyon 2024; 10:e37299. [PMID: 39296234 PMCID: PMC11408074 DOI: 10.1016/j.heliyon.2024.e37299] [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: 10/12/2023] [Revised: 08/29/2024] [Accepted: 08/30/2024] [Indexed: 09/21/2024] Open
Abstract
Planar gated blood pool (GBP-P) radionuclide imaging is a valuable non-invasive technique for assessing left ventricular ejection fraction (LVEF). Serial cardiac imaging can be performed to monitor the potential decline in LVEF among patients undergoing cardiotoxic chemotherapy. Consequently, accurate LVEF determination becomes paramount. While commercial software programs have enhanced the LVEF values' reproducibility, concerns remain regarding their accuracy. This study aimed to generate a database of GBP-P studies with known LVEF values using Monte Carlo simulations and to assess LVEF values' accuracy using four commercial software programs. We utilised anthropomorphic 4D-XCAT models to generate 64 clinically realistic GBP-P studies with Monte Carlo simulations. Four commercial software programs (Alfanuclear, Siemens, General Electric Xeleris, and Mediso Tera-Tomo) were used to process these simulated studies. The accuracy and reproducibility of the LVEF values determined with these software programs and the intra- and inter-observer reproducibility of the LVEF values were assessed. Our study revealed a strong correlation between LVEF values calculated by the software programs and the true LVEF values derived from the 4D-XCAT models. However, all the software programs slightly underestimated LVEF at lower LVEF values. Intra- and inter-observer reliability for LVEF measurements was excellent. Accurate LVEF assessment is crucial for determining the patient's cardiac function before initiating and during chemotherapy treatment. The observed underestimation, particularly at lower LVEF values, emphasises the need for the accurate and reproducible determination of these values to avoid excluding suitable candidates for chemotherapy. The software programs' excellent intra- and inter-observer reliability highlights their potential to reduce subjectivity when using the semi-automatic processing option. This study confirms the accuracy and reliability of these commercial software programs in determining LVEF values from simulated GBP-P studies. Future research should investigate strategies to mitigate the underestimation biases and extend findings to diverse patient populations. Gated blood pool studies, left ventricular ejection fraction, Monte Carlo simulations, 4D-XCAT models.
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Affiliation(s)
- H Pieters
- Nuclear Medicine Unit, Klerksdorp/Tshepong Hospital Complex, Klerksdorp, 2571, South Africa
| | - J A van Staden
- Department of Medical Physics, University of the Free State, Bloemfontein, 9301, South Africa
| | - H du Raan
- Department of Medical Physics, University of the Free State, Bloemfontein, 9301, South Africa
| | - M G Nel
- Department of Nuclear Medicine, Universitas Academic Hospital, Bloemfontein, 9301, South Africa
| | - G H J Engelbrecht
- Department of Nuclear Medicine, Universitas Academic Hospital, Bloemfontein, 9301, South Africa
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2
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Alenezi A, McKiddie F, Nath M, Mayya A, Welch A. Cardiotoxicity detection tool for breast cancer chemotherapy: a retrospective study. PeerJ Comput Sci 2024; 12:e2230. [PMID: 39144824 PMCID: PMC11323080 DOI: 10.7717/peerj-cs.2230] [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: 01/11/2024] [Accepted: 04/25/2024] [Indexed: 08/16/2024]
Abstract
Background Patients with breast cancer undergoing biological therapy and/or chemotherapy perform multiple radionuclide angiography (RNA) or multigated acquisition (MUGA) scans to assess cardiotoxicity. The association between RNA imaging parameters and left ventricular (LV) ejection fraction (LVEF) remains unclear. Objectives This study aimed to extract and evaluate the association of several novel imaging biomarkers to detect changes in LVEF in patients with breast cancer undergoing chemotherapy. Methods We developed and optimized a novel set of MATLAB routines called the "RNA Toolbox" to extract parameters from RNA images. The code was optimized using various statistical tests (e.g., ANOVA, Bland-Altman, and intraclass correlation tests). We quantitatively analyzed the images to determine the association between these parameters using regression models and receiver operating characteristic (ROC) curves. Results The code was reproducible and showed good agreement with validated clinical software for the parameters extracted from both packages. The regression model and ROC results were statistically significant in predicting LVEF (R2 = 0.40, P < 0.001) (AUC = 0.78). Some time-based, shape-based, and count-based parameters were significantly associated with post-chemotherapy LVEF (β = 0.09, P < 0.001), LVEF of phase image (β = 4, P = 0.030), approximate entropy (ApEn) (β = 11.6, P = 0.001), ApEn (diastolic and systolic) (β = 39, P = 0.002) and LV systole size (β = 0.03, P = 0.010). Conclusions Despite the limited sample size, we observed evidence of associations between several parameters and LVEF. We believe that these parameters will be more beneficial than the current methods for patients undergoing cardiotoxic chemotherapy. Moreover, this approach can aid physicians in evaluating subclinical cardiac changes during chemotherapy, and in understanding the potential benefits of cardioprotective drugs.
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Affiliation(s)
- Ahmad Alenezi
- Department of Radiologic Sciences, Kuwait University, Jabriya, Kuwait
| | - Fergus McKiddie
- Nuclear Medicine, Unaffiliated, Aberdeen, Aberdeenshire, United Kingdom
| | - Mintu Nath
- Institute of Applied Health Sciences, University of Aberdeen, Aberdeen, United Kingdom
| | - Ali Mayya
- Department of Computers and Automatic Control Engineering, Tishreen University, Latakia, Syria
| | - Andy Welch
- Medical and Dental Sciences Department, University of Aberdeen, Aberdeen, United Kingdom
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3
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Ha S, Seo SY, Park BS, Han S, Oh JS, Chae SY, Kim JS, Moon DH. Fully Automatic Quantitative Measurement of Equilibrium Radionuclide Angiocardiography Using a Convolutional Neural Network. Clin Nucl Med 2024; 49:727-732. [PMID: 38967505 DOI: 10.1097/rlu.0000000000005275] [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: 07/06/2024]
Abstract
PURPOSE The aim of this study was to generate deep learning-based regions of interest (ROIs) from equilibrium radionuclide angiography datasets for left ventricular ejection fraction (LVEF) measurement. PATIENTS AND METHODS Manually drawn ROIs (mROIs) on end-systolic and end-diastolic images were extracted from reports in a Picture Archiving and Communications System. To reduce observer variability, preprocessed ROIs (pROIs) were delineated using a 41% threshold of the maximal pixel counts of the extracted mROIs and were labeled as ground-truth. Background ROIs were automatically created using an algorithm to identify areas with minimum counts within specified probability areas around the end-systolic ROI. A 2-dimensional U-Net convolutional neural network architecture was trained to generate deep learning-based ROIs (dlROIs) from pROIs. The model's performance was evaluated using Lin's concordance correlation coefficient (CCC). Bland-Altman plots were used to assess bias and 95% limits of agreement. RESULTS A total of 41,462 scans (19,309 patients) were included. Strong concordance was found between LVEF measurements from dlROIs and pROIs (CCC = 85.6%; 95% confidence interval, 85.4%-85.9%), and between LVEF measurements from dlROIs and mROIs (CCC = 86.1%; 95% confidence interval, 85.8%-86.3%). In the Bland-Altman analysis, the mean differences and 95% limits of agreement of the LVEF measurements were -0.6% and -6.6% to 5.3%, respectively, for dlROIs and pROIs, and -0.4% and -6.3% to 5.4% for dlROIs and mROIs, respectively. In 37,537 scans (91%), the absolute LVEF difference between dlROIs and mROIs was <5%. CONCLUSIONS Our 2-dimensional U-Net convolutional neural network architecture showed excellent performance in generating LV ROIs from equilibrium radionuclide angiography scans. It may enhance the convenience and reproducibility of LVEF measurements.
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Affiliation(s)
- Sejin Ha
- From the Department of Nuclear Medicine, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Republic of Korea
| | - Seung Yeon Seo
- Department of Electrical and Electronic Engineering, Yonsei University, Seoul, Republic of Korea
| | - Byung Soo Park
- From the Department of Nuclear Medicine, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Republic of Korea
| | - Sangwon Han
- From the Department of Nuclear Medicine, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Republic of Korea
| | - Jungsu S Oh
- From the Department of Nuclear Medicine, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Republic of Korea
| | - Sun Young Chae
- Department of Nuclear Medicine, Uijeongbu Eulji Medical Center, Eulji University School of Medicine, Uijeongbu, Republic of Korea
| | - Jae Seung Kim
- From the Department of Nuclear Medicine, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Republic of Korea
| | - Dae Hyuk Moon
- From the Department of Nuclear Medicine, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Republic of Korea
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4
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AlGhatrif M, Morrell CH, Fleg JL, Chantler PD, Najjar SS, Becker LC, Ferrucci L, Gerstenblith G, Lakatta EG. Longitudinal decline in peak V̇o 2 with aging in a healthy population is associated with a reduction in peripheral oxygen utilization but not in cardiac output. Am J Physiol Heart Circ Physiol 2024; 327:H509-H517. [PMID: 38874616 PMCID: PMC11442097 DOI: 10.1152/ajpheart.00665.2023] [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: 10/16/2023] [Revised: 05/31/2024] [Accepted: 05/31/2024] [Indexed: 06/15/2024]
Abstract
Aging is associated with a significant decline in aerobic capacity assessed by maximal exercise oxygen consumption (V̇o2max). The relative contributions of the specific V̇o2 components driving this decline, namely cardiac output (CO) and arteriovenous oxygen difference (A - V)O2, remain unclear. We examined this issue by analyzing data from 99 community-dwelling participants (baseline age: 21-96 yr old; average follow-up: 12.6 yr old) from the Baltimore Longitudinal Study of Aging, free of clinical cardiovascular disease. V̇o2peak, a surrogate of V̇o2max, was used to assess aerobic capacity during upright cycle ergometry. Peak exercise left ventricular volumes, heart rate, and CO were estimated using repeated gated cardiac blood pool scans. The Fick equation was used to calculate (A - V)O2diff,peak from COpeak and V̇o2peak. In unadjusted models, V̇o2peak, (A - V)O2diff,peak, and COpeak declined longitudinally over time at steady rates with advancing age. In multiple linear regression models adjusting for baseline values and peak workload, however, steeper declines in V̇o2peak and (A - V)O2diff,peak were observed with advanced entry age but not in COpeak. The association between the declines in V̇o2peak and (A - V)O2diff,peak was stronger among those ≥50 yr old compared with their younger counterparts, but the difference between the two age groups did not reach statistical significance. These findings suggest that age-associated impairment of peripheral oxygen utilization during maximal exercise poses a stronger limitation on peak V̇o2 than that of CO. Future studies examining interventions targeting the structure and function of peripheral muscles and their vasculature to mitigate age-associated declines in (A - V)O2diff are warranted.NEW & NOTEWORTHY The age-associated decline in aerobic exercise performance over an average of 13 yr in community-dwelling healthy individuals is more closely associated with decreased peripheral oxygen utilization rather than decreased cardiac output. This association was more evident in older than younger individuals. These findings suggest that future studies with larger samples examine whether these associations vary across the age range and whether the decline in cardiac output plays a greater role earlier in life. In addition, studies focused on determinants of peripheral oxygen uptake by exercising muscle may guide the selection of preventive strategies designed to maintain physical fitness with advancing age.
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Affiliation(s)
- Majd AlGhatrif
- Laboratory of Cardiovascular Science, National Institute on Aging, National Institutes of Health, Bethesda, Maryland, United States
- Longitudinal Study Section, National Institute on Aging, National Institutes of Health, Bethesda, Maryland, United States
- Division of Cardiology, Department of Medicine, Johns Hopkins School of Medicine, Baltimore, Maryland, United States
| | - Christopher H Morrell
- Laboratory of Cardiovascular Science, National Institute on Aging, National Institutes of Health, Bethesda, Maryland, United States
| | - Jerome L Fleg
- Division of Cardiovascular Sciences, National Heart, Lung, and Blood Institute, Bethesda, Maryland, United States
| | - Paul D Chantler
- Department of Exercise Physiology, West Virginia University, Morgantown, West Virginia, United States
| | - Samer S Najjar
- Department of Cardiology, MedStar Heart and Vascular Institute, MedStar Health, Baltimore, Maryland, United States
| | - Lewis C Becker
- Division of Cardiology, Department of Medicine, Johns Hopkins School of Medicine, Baltimore, Maryland, United States
| | - Luigi Ferrucci
- Laboratory of Cardiovascular Science, National Institute on Aging, National Institutes of Health, Bethesda, Maryland, United States
| | - Gary Gerstenblith
- Division of Cardiology, Department of Medicine, Johns Hopkins School of Medicine, Baltimore, Maryland, United States
| | - Edward G Lakatta
- Laboratory of Cardiovascular Science, National Institute on Aging, National Institutes of Health, Bethesda, Maryland, United States
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5
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Ono R, Falcão LM. Supra-Normal Left Ventricular Function. Am J Cardiol 2023; 207:84-92. [PMID: 37734305 DOI: 10.1016/j.amjcard.2023.08.169] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/05/2023] [Revised: 08/25/2023] [Accepted: 08/25/2023] [Indexed: 09/23/2023]
Abstract
Heart failure (HF) is often categorized by left ventricular (LV) ejection fraction (LVEF). A new category of HF characterized by supra-normal LVEF (>65%), named HF with supra-normal ejection fraction (HFsnEF), has been recently proposed. Some studies reported that patients with supra-normal LVEF might have an increased risk of long-term major adverse cardiovascular events and U-shaped mortality patterns. Currently, the prognosis of HFsnEF is not well established but seems to be associated with an increased risk of long-term major adverse cardiovascular events. It has been reported that HFsnEF is more prevalent in women and is associated with higher prevalence of nonischemic HF, higher blood urea nitrogen plasma levels, lower levels of natriuretic peptides, and to be less likely treated with β blockers. The pathophysiology of HFsnEF would be associated with microvascular dysfunction because of microvascular inflammation or reduced coronary flow reserve, and low stroke volume index with smaller cardiac chamber dimensions and concentric LV geometry. In this study, we systematically reviewed published data on patients with s supra-normal LV function and reported its definition, proposed pathophysiology, phenotypes, diagnostic strategy, and prognosis.
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Affiliation(s)
- Ryohei Ono
- Department of Cardiovascular Medicine, Chiba University Graduate School of Medicine, Chiba, Japan.
| | - Luiz Menezes Falcão
- Department of Clinical Semiology, Academic Medical Center of Lisbon (CAML); Cardiovascular Center University of Lisbon (CCUL@RISE), Faculty of Medicine University of Lisbon, Lisbon, Portugal
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Ositelu K, Trevino A, Tong A, Chen MH, Akhter N. Challenges in Cardiovascular Imaging in Women with Breast Cancer. Curr Cardiol Rep 2023; 25:1247-1255. [PMID: 37642930 DOI: 10.1007/s11886-023-01941-3] [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] [Accepted: 08/11/2023] [Indexed: 08/31/2023]
Abstract
Cardiovascular imaging in breast cancer patients is paramount for the surveillance of cancer therapy-related cardiac dysfunction (CTRCD); however, it comes with specific limitations. PURPOSE OF REVIEW: This review aims to describe the unique challenges faced in cardiovascular imaging of breast cancer patients, discuss evidence to support the utility of various imaging modalities, and provide solutions for improvement in imaging this unique population. RECENT FINDINGS: Updated clinical society guidelines have introduced more unifying surveillance of CTRCD, although there remains a lack of a universally accepted definition. Traditional and novel multi-modality imaging can be used to detect CTRCD and myocarditis in breast cancer patients. Cardiovascular imaging in breast cancer patients is difficult due to reconstructive surgery. Although echocardiography with myocardial strain is the cornerstone, multi-modality imaging can be used to evaluate for CTRCD and myocarditis. Novel imaging techniques to improve the diagnosis of cardiotoxicities in breast cancer patients are needed.
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Affiliation(s)
- Kamari Ositelu
- Division of Cardiology, Department of Medicine, Northwestern University Feinberg School of Medicine, 676 N. St. Clair Street, Suite 600, Chicago, IL, USA
| | - Alexandra Trevino
- Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, IL, USA
| | - Ann Tong
- The Cardiac & Vascular Institute, Gainesville, FL, USA
| | - Ming Hui Chen
- Department of Cardiology, Boston Children's Hospital, Boston, MA, USA
- Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA, USA
| | - Nausheen Akhter
- Division of Cardiology, Department of Medicine, Northwestern University Feinberg School of Medicine, 676 N. St. Clair Street, Suite 600, Chicago, IL, USA.
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7
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Ünlü S, Özden Ö, Çelik A. Imaging in Heart Failure with Preserved Ejection Fraction: A Multimodality Imaging Point of View. Card Fail Rev 2023; 9:e04. [PMID: 37387734 PMCID: PMC10301698 DOI: 10.15420/cfr.2022.27] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/15/2022] [Accepted: 10/18/2022] [Indexed: 07/01/2023] Open
Abstract
Heart failure with preserved ejection fraction (HFpEF) is an important global health problem. Despite increased prevalence due to improved diagnostic options, limited improvement has been achieved in cardiac outcomes. HFpEF is an extremely complex syndrome and multimodality imaging is important for diagnosis, identifying its different phenotypes and determining prognosis. Evaluation of left ventricular filling pressures using echocardiographic diastolic function parameters is the first step of imaging in clinical practice. The role of echocardiography is becoming more popular and with the recent developments in deformation imaging, cardiac MRI is extremely important as it can provide tissue characterisation, identify fibrosis and optimal volume measurements of cardiac chambers. Nuclear imaging methods can also be used in the diagnosis of specific diseases, such as cardiac amyloidosis.
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Affiliation(s)
- Serkan Ünlü
- Department of Cardiology, Gazi UniversityAnkara, Turkey
| | - Özge Özden
- Cardiology Department, Memorial Bahçelievler HospitalIstanbul, Turkey
| | - Ahmet Çelik
- Department of Cardiology, Mersin UniversityMersin, Turkey
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8
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Das GK, NG CS, Abdul Manap M. Left ventricular ejection fraction by multigated acquisition scan using planar sodium iodide and cadmium-zinc-telluride cameras: a comparison with two-dimensional echocardiography. ASIA OCEANIA JOURNAL OF NUCLEAR MEDICINE & BIOLOGY 2023; 11:55-70. [PMID: 36619189 PMCID: PMC9803617 DOI: 10.22038/aojnmb.2022.60392.1424] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Figures] [Subscribe] [Scholar Register] [Received: 09/24/2021] [Revised: 01/09/2022] [Accepted: 05/17/2022] [Indexed: 01/10/2023]
Abstract
Objectives This study was undertaken to compare the correlation and agreement between Modified Simpson's method two-dimensional-echocardio-graphy (2D-echo) and rest multigated acquisition scan (MUGA) using both planar sodium iodide (pNaI) and cadmium-zinc-telluride (CZT) cameras to measure left ventricular ejection fraction (LVEF). Methods One hundred and nine breast cancer patients monitored for cardiotoxicity underwent 2D-echo, followed by pNaI and CZT MUGA scans on the same day. LVEF for CZT camera was processed using both automatic and manual processing methods, thus yielding four methods for the LVEF analysis. Results Significant correlation (p<0.01) was seen among all four methods, with varied correlation strengths. Moderate correlation was seen between 2D-echo and both pNaI (r=0.56) and CZT cameras (automatic r=0.54, manual r=0.56). Strong correlation was registered between pNaI and CZT camera (automatic r=0.72, manual r=0.71). Bland-Altman limits of agreement among the three scans were wide and suboptimal. The widest limits were -21.1 to +16.2 (37%) between 2D-echo and CZT auto-processing. Conclusion Any one of the modalities can be used to measure LVEF, however, their results should not be used interchangeably. The same method of measurement is advised for serial scans.
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Affiliation(s)
- Gouri Kumar Das
- Department of Nuclear Medicine, Hospital Sultanah Aminah, Johor Bahru, Johor, Malaysia,Corresponding author: Gouri Kumar Das. Department of Nuclear Medicine, Hospital Sultanah Aminah, 80100, Johor Bahru, Johor, Malaysia. Tel: +60174501227;
| | - Chen Siew NG
- Department of Nuclear Medicine, Hospital Sultanah Aminah, Johor Bahru, Johor, Malaysia
| | - Mahayuddin Abdul Manap
- Oncological and Radiological Sciences Cluster, Advanced Medical and Dental Institute, Universiti Sains Malaysia, Bertam, Penang, Malaysia
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9
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Régis C, Rouzet F. A new perspective for phase analysis of radionuclide angiocardiography. J Nucl Cardiol 2022; 29:3099-3101. [PMID: 35137338 DOI: 10.1007/s12350-022-02912-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/05/2022] [Accepted: 01/06/2022] [Indexed: 01/18/2023]
Affiliation(s)
- Claudine Régis
- Nuclear Medicine Department, Hôpital Bichat-Claude Bernard, AP-HP, Paris, France
- Department of Medical Imaging, Institut de cardiologie de Montréal, Université de Montréal, Montréal, QC, Canada
| | - François Rouzet
- Nuclear Medicine Department, Hôpital Bichat-Claude Bernard, AP-HP, Paris, France.
- Université de Paris and Inserm U1148, Paris, France.
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10
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Gawne P, Man F, Blower PJ, T. M. de Rosales R. Direct Cell Radiolabeling for in Vivo Cell Tracking with PET and SPECT Imaging. Chem Rev 2022; 122:10266-10318. [PMID: 35549242 PMCID: PMC9185691 DOI: 10.1021/acs.chemrev.1c00767] [Citation(s) in RCA: 48] [Impact Index Per Article: 24.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/02/2021] [Indexed: 02/07/2023]
Abstract
The arrival of cell-based therapies is a revolution in medicine. However, its safe clinical application in a rational manner depends on reliable, clinically applicable methods for determining the fate and trafficking of therapeutic cells in vivo using medical imaging techniques─known as in vivo cell tracking. Radionuclide imaging using single photon emission computed tomography (SPECT) or positron emission tomography (PET) has several advantages over other imaging modalities for cell tracking because of its high sensitivity (requiring low amounts of probe per cell for imaging) and whole-body quantitative imaging capability using clinically available scanners. For cell tracking with radionuclides, ex vivo direct cell radiolabeling, that is, radiolabeling cells before their administration, is the simplest and most robust method, allowing labeling of any cell type without the need for genetic modification. This Review covers the development and application of direct cell radiolabeling probes utilizing a variety of chemical approaches: organic and inorganic/coordination (radio)chemistry, nanomaterials, and biochemistry. We describe the key early developments and the most recent advances in the field, identifying advantages and disadvantages of the different approaches and informing future development and choice of methods for clinical and preclinical application.
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Affiliation(s)
- Peter
J. Gawne
- School
of Biomedical Engineering & Imaging Sciences, King’s College London, St Thomas’ Hospital, London, SE1 7EH, U.K.
| | - Francis Man
- School
of Biomedical Engineering & Imaging Sciences, King’s College London, St Thomas’ Hospital, London, SE1 7EH, U.K.
- Institute
of Pharmaceutical Science, School of Cancer
and Pharmaceutical Sciences, King’s College London, London, SE1 9NH, U.K.
| | - Philip J. Blower
- School
of Biomedical Engineering & Imaging Sciences, King’s College London, St Thomas’ Hospital, London, SE1 7EH, U.K.
| | - Rafael T. M. de Rosales
- School
of Biomedical Engineering & Imaging Sciences, King’s College London, St Thomas’ Hospital, London, SE1 7EH, U.K.
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Kersting D, Settelmeier S, Mavroeidi IA, Herrmann K, Seifert R, Rischpler C. Shining Damaged Hearts: Immunotherapy-Related Cardiotoxicity in the Spotlight of Nuclear Cardiology. Int J Mol Sci 2022; 23:3802. [PMID: 35409161 PMCID: PMC8998973 DOI: 10.3390/ijms23073802] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/20/2022] [Revised: 03/20/2022] [Accepted: 03/25/2022] [Indexed: 11/30/2022] Open
Abstract
The emerging use of immunotherapies in cancer treatment increases the risk of immunotherapy-related cardiotoxicity. In contrast to conventional chemotherapy, these novel therapies have expanded the forms and presentations of cardiovascular damage to a broad spectrum from asymptomatic changes to fulminant short- and long-term complications in terms of cardiomyopathy, arrythmia, and vascular disease. In cancer patients and, particularly, cancer patients undergoing (immune-)therapy, cardio-oncological monitoring is a complex interplay between pretherapeutic risk assessment, identification of impending cardiotoxicity, and post-therapeutic surveillance. For these purposes, the cardio-oncologist can revert to a broad spectrum of nuclear cardiological diagnostic workup. The most promising commonly used nuclear medicine imaging techniques in relation to immunotherapy will be discussed in this review article with a special focus on the continuous development of highly specific molecular markers and steadily improving methods of image generation. The review closes with an outlook on possible new developments of molecular imaging and advanced image evaluation techniques in this exciting and increasingly growing field of immunotherapy-related cardiotoxicity.
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Affiliation(s)
- David Kersting
- Department of Nuclear Medicine, University Hospital Essen, West German Cancer Center (WTZ), University of Duisburg-Essen, 45147 Essen, Germany; (K.H.); (R.S.); (C.R.)
- German Cancer Consortium (DKTK, Partner Site Essen/Düsseldorf), 45147 Essen, Germany;
| | - Stephan Settelmeier
- Department of Cardiology and Vascular Medicine, University Hospital Essen, West German Heart and Vascular Center, University of Duisburg-Essen, 45147 Essen, Germany;
| | - Ilektra-Antonia Mavroeidi
- German Cancer Consortium (DKTK, Partner Site Essen/Düsseldorf), 45147 Essen, Germany;
- Clinic for Internal Medicine (Tumor Research), University Hospital Essen, West German Cancer Center (WTZ), University of Duisburg-Essen, 45147 Essen, Germany
| | - Ken Herrmann
- Department of Nuclear Medicine, University Hospital Essen, West German Cancer Center (WTZ), University of Duisburg-Essen, 45147 Essen, Germany; (K.H.); (R.S.); (C.R.)
- German Cancer Consortium (DKTK, Partner Site Essen/Düsseldorf), 45147 Essen, Germany;
| | - Robert Seifert
- Department of Nuclear Medicine, University Hospital Essen, West German Cancer Center (WTZ), University of Duisburg-Essen, 45147 Essen, Germany; (K.H.); (R.S.); (C.R.)
- German Cancer Consortium (DKTK, Partner Site Essen/Düsseldorf), 45147 Essen, Germany;
| | - Christoph Rischpler
- Department of Nuclear Medicine, University Hospital Essen, West German Cancer Center (WTZ), University of Duisburg-Essen, 45147 Essen, Germany; (K.H.); (R.S.); (C.R.)
- German Cancer Consortium (DKTK, Partner Site Essen/Düsseldorf), 45147 Essen, Germany;
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12
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Polomski EAS, Antoni ML, Jukema JW, Kroep JR, Dibbets-Schneider P, Sattler MGA, de Geus-Oei LF. Nuclear medicine imaging methods of radiation-induced cardiotoxicity. Semin Nucl Med 2022; 52:597-610. [PMID: 35246310 DOI: 10.1053/j.semnuclmed.2022.02.001] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/31/2022] [Accepted: 02/06/2022] [Indexed: 12/21/2022]
Abstract
Breast cancer survival is significantly improved over the past decades due to major improvements in anti-tumor therapies and the implementation of regular screening, which leads to early detection of breast cancer. Therefore, it is of utmost importance to prevent patients from long-term side effects, including radiotherapy-induced cardiotoxicity. Radiotherapy may contribute to damage of myocardial structures on the cellular level, which eventually could result in various types of cardiovascular problems, including coronary artery disease and (non-)ischemic cardiomyopathy, leading to heart failure. These cardiac complications of radiotherapy are preceded by alterations in myocardial perfusion and blood flow. Therefore, early detection of these alterations is important to prevent the progression of these pathophysiological processes. Several radionuclide imaging techniques may contribute to the early detection of these changes. Single-Photon Emission Computed Tomography (SPECT) cameras can be used to create Multigated Acquisition scans in order to assess the left ventricular systolic and diastolic function. Furthermore, SPECT cameras are used for myocardial perfusion imaging with radiopharmaceuticals such as 99mTc-sestamibi and 99mTc-tetrofosmin. Accurate quantitative measurement of myocardial blood flow (MBF), can be performed by Positron Emission Tomography (PET), as the uptake of some of the tracers used for PET-based MBF measurement almost creates a linear relationship with MBF, resulting in very accurate blood flow quantification. Furthermore, there are PET and SPECT tracers that can assess inflammation and denervation of the cardiac sympathetic nervous system. Research over the past decades has mainly focused on the long-term development of left ventricular impairment and perfusion defects. Considering laterality of the breast cancer, some early studies have shown that women irradiated for left-sided breast cancer are more prone to cardiotoxic side effects than women irradiated for right-sided breast cancer. The left-sided radiation field in these trials, which predominantly used older radiotherapy techniques without heart-sparing techniques, included a larger volume of the heart and left ventricle, leading to increased unavoidable radiation exposure to the heart due to the close proximity of the radiation treatment volume. Although radiotherapy for breast cancer exposes the heart to incidental radiation, several improvements and technical developments over the last decades resulted in continuous reduction of radiation dose and volume exposure to the heart. In addition, radiotherapy reduces loco-regional tumor recurrences and death from breast cancer and improves survival. Therefore, in the majority of patients, the benefits of radiotherapy outweigh the potential very low risk of cardiovascular adverse events after radiotherapy. This review addresses existing nuclear imaging techniques, which can be used to evaluate (long-term) effects of radiotherapy-induced mechanical cardiac dysfunction and discusses the potential use of more novel nuclear imaging techniques, which are promising in the assessment of early signs of cardiac dysfunction in selected irradiated breast cancer patients.
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Affiliation(s)
| | - Maria Louisa Antoni
- Department of Cardiology, Heart and Lung Centre, Leiden University Medical Center, Leiden, The Netherlands
| | - Johan Wouter Jukema
- Department of Cardiology, Heart and Lung Centre, Leiden University Medical Center, Leiden, The Netherlands
| | - Judith Rian Kroep
- Department of Medical Oncology, Leiden University Medical Center, Leiden, The Netherlands
| | - Petra Dibbets-Schneider
- Department of Radiology, section Nuclear Medicine, Leiden University Medical Center, Leiden, The Netherlands
| | - Margriet G A Sattler
- Department of Radiotherapy, Erasmus MC Cancer Institute, Erasmus University Medical Center, Rotterdam, The Netherlands
| | - Lioe-Fee de Geus-Oei
- Department of Radiology, section Nuclear Medicine, Leiden University Medical Center, Leiden, The Netherlands; Biomedical Photonic Imaging Group, University of Twente, Enschede, The Netherlands
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Abuji K, Dahiya D, Sood A, Parmar M, Kumar Bhadada S, Vijayvergiya R, Behera A. Impact of curative parathyroidectomy on left ventricular functions assessed with 2D ECHO and MUGA study. Turk J Surg 2021; 37:336-341. [DOI: 10.47717/turkjsurg.2021.5167] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/02/2021] [Accepted: 08/12/2021] [Indexed: 11/23/2022]
Abstract
Objective: Primary hyperparathyroidism (PHPT) is associated with increased cardiovascular morbidity and mortality with inconsistent results on the reversibility of cardiovascular changes after parathyroidectomy (PTx). The present study was undertaken to evaluate both structural and functional cardiac changes and their reversal after PTx in patients with PHPT.
Material and Methods: Thirty patients of symptomatic PHPT without cardiovascular risk factors were evaluated prospectively by means of 2D echocar- diography (ECHO) and Multigated Acquisition (MUGA) study before surgery and six months after curative parahyroidectomy.
Results: Nine of 30 patients had hypertension which improved in two after PTx (p 0.20). Two patients had left ventricle hypertrophy on 2D ECHO pre- operatively which improved after PTx (p< 0.001). Left ventricular ejection fraction (LVEF) did not show significant change before and after PTx on 2D ECHO. Nine out of 30 patients had hypertension which improved in two after PTx (p 0.20). Two patients with left ventricle hypertrophy on 2D ECHO preoperatively improved after PTx (p< 0.001). Left ventricular ejection fraction (EF) did not depict significant change before and after PTx on 2D ECHO. Whereas, four out of six patients with preoperative EF <50% representing systolic dysfunction on MUGA study showed improvement after PTx. On 2D ECHO, eight patients depicted diastolic dysfunction which improved in six patients after curative surgery (p= 0.07). However, on MUGA study, 13 pa- tients presented with tTPF >180 ms indicating diastolic dysfunction, of which ten showed improvement after PTx (p= 0.007).
Conclusion: The present study analyzed preoperative and postoperative cardiac function using both 2D ECHO and MUGA study. MUGA study provided a more objective assessment of the cardiac function by determining left ventricular ejection fraction and diastolic dysfunction.
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Vadi SK, Sood A, Khadwal A, Parmar M, Bhatia A, Kashyap S, Bahl A, Mittal BR. Exploring the potential utilities of 99mTc-labeled RBC-equilibrium radionuclide angiocardiography in transfusion-dependent β-thalassemia major patients. Nucl Med Commun 2021; 42:1313-1321. [PMID: 34392295 DOI: 10.1097/mnm.0000000000001467] [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: 02/04/2023]
Abstract
AIMS 99mTc-labeled RBC-equilibrium radionuclide angiocardiography (ERNA) is done in transfusion-dependent beta-thalassemia major (β-TM) patients routinely for cardiac dysfunction. This prospective study aimed at evaluating the potential of ERNA in demonstrating the bone marrow hyperplasia as an adjunct biomarker for monitoring the adequacy of blood transfusions in transfusion-dependent β-TM patients. MATERIALS AND METHODS One hundred and twenty-six patients of β-TM (study group) and 30 nonthalassemic patients (control) underwent ERNA study with an additional whole-body imaging. We quantitated the normalized bone marrow tracer uptake (due to marrow hyperplasia) and hepatic tracer uptake (indicator of hepatic perfusion) in both the groups on whole-body imaging. Liver and myocardial iron deposition were evaluated with T2* MRI in the thalassemic group. RESULTS β-TM group showed significantly increased mean normalized marrow count (MN) compared to the control group (P < 0.001) reflecting peripheral marrow hyperplasia (indirect marker for blood transfusion inadequacy). The hematological parameters in the study group showed a negative correlation with MN, without such correlation in the control group. The study group showed greater derangement in hepatic perfusion with significantly less mean normalized hepatic tracer uptake (HN) compared to the control group. Hepatic iron deposition (evaluated with T2* MRI) also showed a negative correlation with hepatic perfusion parameter (HN) assessed by ERNA, though myocardial iron deposition did not show any significant correlation with cardiac systolic/diastolic parameters evaluated by ERNA in the study group. CONCLUSION ERNA study with these novel parameters (MN and HN) may have the potential to assess peripheral marrow hyperplasia and derangement in hepatic perfusion in transfusion-dependent β-TM.
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Affiliation(s)
| | | | - Alka Khadwal
- Cardiology, Postgraduate Institute of Medical Education and Research, Chandigarh, India
| | | | | | - Sonia Kashyap
- Cardiology, Postgraduate Institute of Medical Education and Research, Chandigarh, India
| | - Ajay Bahl
- Cardiology, Postgraduate Institute of Medical Education and Research, Chandigarh, India
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Liu YH, Fazzone-Chettiar R, Sandoval V, Tsatkin V, Miller EJ, Sinusas AJ. New approach for quantification of left ventricular function from low-dose gated bloodpool SPECT: Validation and comparison with conventional methods in patients. J Nucl Cardiol 2021; 28:939-950. [PMID: 31338796 DOI: 10.1007/s12350-019-01823-8] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/08/2019] [Accepted: 07/03/2019] [Indexed: 11/29/2022]
Abstract
BACKGROUND Planar equilibrium radionuclide angiocardiography (ERNA) has been used as the gold standard for assessment of left ventricular (LV) function for over three decades. However, this imaging modality has recently gained less favor due to growing concerns about radiation exposure. We developed a novel approach that involves integrating short axis slices of gated bloodpool SPECT for quantification of LV function with improved signal-to-noise ratio and reduced radioactive dose while maintaining image quality and quantitative precision. METHODS Twenty patients referred for ERNA underwent standard in vitro 99mTc-labeling of red blood cells (RBC), and were initially imaged following a low-dose (~ 8 mCi) injection using a dedicated cardiac SPECT camera, and then had planar imaging following a high-dose (~ 25 mCi) injection. Four different quantification methods were utilized to assess the LV function and were compared for quantitative precision and inter-observer reproducibility of the quantitative assessments. RESULTS The Yale method resulted in the most consistent assessment of LV function compared with the gold standard high-dose ERNA method, along with excellent inter-observer reproducibility. CONCLUSIONS The new low-dose 99mTc-RBC imaging method provides precise quantification of LV function with a greater than 67% reduction in dose and may potentially improve assessment of regional function.
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Affiliation(s)
- Yi-Hwa Liu
- Section of Cardiovascular Medicine, Department of Internal Medicine, Yale University School of Medicine, New Haven, CT, 06520, USA.
- Department of Nuclear Cardiology, Heart and Vascular Center, Yale New Haven Hospital, New Haven, CT, USA.
- Department of Biomedical Engineering, Chung Yuan Christian University, Taoyuan, Taiwan.
- Department of Biomedical Imaging and Radiological Sciences, National Yang-Ming University, Taipei, Taiwan.
| | - Ramesh Fazzone-Chettiar
- Department of Nuclear Cardiology, Heart and Vascular Center, Yale New Haven Hospital, New Haven, CT, USA
| | - Veronica Sandoval
- Department of Nuclear Cardiology, Heart and Vascular Center, Yale New Haven Hospital, New Haven, CT, USA
| | - Vera Tsatkin
- Department of Nuclear Cardiology, Heart and Vascular Center, Yale New Haven Hospital, New Haven, CT, USA
| | - Edward J Miller
- Section of Cardiovascular Medicine, Department of Internal Medicine, Yale University School of Medicine, New Haven, CT, 06520, USA
- Department of Nuclear Cardiology, Heart and Vascular Center, Yale New Haven Hospital, New Haven, CT, USA
- Department of Radiology and Biomedical Imaging, Yale University School of Medicine, New Haven, CT, USA
| | - Albert J Sinusas
- Section of Cardiovascular Medicine, Department of Internal Medicine, Yale University School of Medicine, New Haven, CT, 06520, USA
- Department of Nuclear Cardiology, Heart and Vascular Center, Yale New Haven Hospital, New Haven, CT, USA
- Department of Radiology and Biomedical Imaging, Yale University School of Medicine, New Haven, CT, USA
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Maus MV, Alexander S, Bishop MR, Brudno JN, Callahan C, Davila ML, Diamonte C, Dietrich J, Fitzgerald JC, Frigault MJ, Fry TJ, Holter-Chakrabarty JL, Komanduri KV, Lee DW, Locke FL, Maude SL, McCarthy PL, Mead E, Neelapu SS, Neilan TG, Santomasso BD, Shpall EJ, Teachey DT, Turtle CJ, Whitehead T, Grupp SA. Society for Immunotherapy of Cancer (SITC) clinical practice guideline on immune effector cell-related adverse events. J Immunother Cancer 2020; 8:jitc-2020-001511. [PMID: 33335028 PMCID: PMC7745688 DOI: 10.1136/jitc-2020-001511] [Citation(s) in RCA: 139] [Impact Index Per Article: 34.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 10/12/2020] [Indexed: 12/20/2022] Open
Abstract
Immune effector cell (IEC) therapies offer durable and sustained remissions in significant numbers of patients with hematological cancers. While these unique immunotherapies have improved outcomes for pediatric and adult patients in a number of disease states, as 'living drugs,' their toxicity profiles, including cytokine release syndrome (CRS) and immune effector cell-associated neurotoxicity syndrome (ICANS), differ markedly from conventional cancer therapeutics. At the time of article preparation, the US Food and Drug Administration (FDA) has approved tisagenlecleucel, axicabtagene ciloleucel, and brexucabtagene autoleucel, all of which are IEC therapies based on genetically modified T cells engineered to express chimeric antigen receptors (CARs), and additional products are expected to reach marketing authorization soon and to enter clinical development in due course. As IEC therapies, especially CAR T cell therapies, enter more widespread clinical use, there is a need for clear, cohesive recommendations on toxicity management, motivating the Society for Immunotherapy of Cancer (SITC) to convene an expert panel to develop a clinical practice guideline. The panel discussed the recognition and management of common toxicities in the context of IEC treatment, including baseline laboratory parameters for monitoring, timing to onset, and pharmacological interventions, ultimately forming evidence- and consensus-based recommendations to assist medical professionals in decision-making and to improve outcomes for patients.
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Affiliation(s)
- Marcela V Maus
- Department of Medicine, Massachusetts General Hospital Cancer Center, Boston, Massachusetts, USA
| | - Sara Alexander
- Cancer Center, Massachusetts General Hospital, Boston, Massachusetts, USA
| | - Michael R Bishop
- Department of Medicine, The University of Chicago, Chicago, Illinois, USA
| | | | - Colleen Callahan
- Cancer Immunotherapy Program, Division of Oncology, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA
| | - Marco L Davila
- Blood and Marrow Transplantation and Cellular Immunotherapy, Moffitt Cancer Center, Tampa, Florida, USA
| | - Claudia Diamonte
- Cellular Therapeutics Center, Memorial Sloan Kettering Cancer Center, New York, New York, USA
| | - Jorg Dietrich
- Department of Neurology, Massachusetts General Hospital, Boston, Massachusetts, USA
| | - Julie C Fitzgerald
- Department of Anesthesiology and Critical Care, Children's Hospital of Philadelphia and University of Pennsylvania, Philadelphia, Pennsylvania, USA
| | - Matthew J Frigault
- Bone Marrow Transplant and Cellular Immunotherapy Program, Massachusetts General Hospital, Boston, Massachusetts, USA
| | - Terry J Fry
- Pediatric Hematology/Oncology/BMT, Children's Hospital Colorado and University of Colorado Anschutz School of Medicine, Aurora, Colorado, USA
| | - Jennifer L Holter-Chakrabarty
- Department of Hematology/Oncology/Bone Marrow Transplant and Cellular Therapy, The University of Oklahoma Stephenson Cancer Center, Oklahoma City, Oklahoma, USA
| | - Krishna V Komanduri
- Sylvester Comprehensive Cancer Center, University of Miami, Miami, Florida, USA
| | - Daniel W Lee
- Department of Pediatrics, University of Virginia Cancer Center, Charlottesville, Virginia, USA
| | - Frederick L Locke
- Department of Blood and Marrow Transplant and Cellular Immunotherapy, Moffitt Cancer Center, Tampa, Florida, USA
| | - Shannon L Maude
- Cancer Immunotherapy Program, Division of Oncology, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA.,Department of Pediatrics, University of Pennsylvania, Philadelphia, Pennsylvania, USA
| | - Philip L McCarthy
- Department of Medicine, Roswell Park Comprehensive Cancer Center, Buffalo, New York, USA
| | - Elena Mead
- Department of Anesthesiology and Critical Care Medicine, Memorial Sloan Kettering Cancer Center, New York, New York, USA
| | - Sattva S Neelapu
- Department of Lymphoma and Myeloma, The University of Texas MD Anderson Cancer Center, Houston, Texas, USA
| | - Tomas G Neilan
- Division of Cardiology, Department of Medicine, Massachusetts General Hospital, Boston, Massachusetts, USA
| | - Bianca D Santomasso
- Department of Neurology, Memorial Sloan Kettering Cancer Center, New York, New York, USA
| | - Elizabeth J Shpall
- Department of Stem Cell Transplantation and Cellular Therapy, The University of Texas MD Anderson Cancer Center, Houston, Texas, USA
| | - David T Teachey
- Cancer Center, Children's Hospital of Philadelphia and University of Pennsylvania, Philadelphia, Pennsylvania, USA
| | - Cameron J Turtle
- Clinical Research Division, Fred Hutchinson Cancer Research Center Division of Medical Oncology, University of Washington, Seattle, Washington, USA
| | - Tom Whitehead
- Emily Whitehead Foundation, Phillipsburg, Pennsylvania, USA
| | - Stephan A Grupp
- Cancer Immunotherapy Program, Division of Oncology, Children's Hospital of Philadelphia and University of Pennsylvania, Philadelphia, Pennsylvania, USA
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Rydberg J, Andersen J, Haarmark C, Zerahn B. The influence of anthropometric and basic circulatory variables on count rate in cadmium-zinc-telluride SPECT gated radionuclide angiography. J Nucl Cardiol 2019; 26:1974-1980. [PMID: 30120749 DOI: 10.1007/s12350-018-1402-9] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/10/2017] [Accepted: 07/23/2018] [Indexed: 10/28/2022]
Abstract
AIM To determine the influence of weight, height, gender, age, heart rate, and blood pressure on count rate in cadmium-zinc-telluride single-photon emission computed tomography (CZT SPECT) gated radionuclide angiography. METHOD A total of 1,065 eligible patients referred for routine assessment of left ventricular ejection fraction were registered from August 2015 to November 2016. Data were recorded on heart rate, systolic and diastolic blood pressure, age, gender, height, weight, and count rate. All radionuclide angiographies were performed on a dedicated cardiac CZT SPECT camera, GE Discovery 530c. A dose of 550 MBq 99mTc-labeled human serum albumin was administered intravenously to each patient. RESULTS Count rate varied from 1.2 to 8.9 counts per second. All test variables were significantly associated with count rate. From the preliminary analysis, weight appeared as the main contributing factor for explaining the variations in count rate with and R2 of 0.68. A model consisting of weight, height, gender, and age explains 75% of the variance in count rate. CONCLUSION Patient height, weight, gender, and age have significant impact on count rate when performing CZT radionuclide angiography and may subsequently be used for individualized planning of tracer dosage.
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Affiliation(s)
- Julie Rydberg
- Department of Clinical Physiology and Nuclear Medicine, Herlev Hospital, University of Copenhagen, Herlev, Denmark.
| | - Jannick Andersen
- Department of Clinical Physiology and Nuclear Medicine, Herlev Hospital, University of Copenhagen, Herlev, Denmark
| | - Christian Haarmark
- Department of Clinical Physiology and Nuclear Medicine, Herlev Hospital, University of Copenhagen, Herlev, Denmark
| | - Bo Zerahn
- Department of Clinical Physiology and Nuclear Medicine, Herlev Hospital, University of Copenhagen, Herlev, Denmark
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van Dijk JD. Dose-optimization in nuclear cardiac imaging, time for the next step? J Nucl Cardiol 2019; 26:1981-1983. [PMID: 30218218 DOI: 10.1007/s12350-018-1441-2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/04/2018] [Accepted: 09/04/2018] [Indexed: 10/28/2022]
Affiliation(s)
- Joris D van Dijk
- Department of Nuclear Medicine, Isala Hospital, Zwolle, The Netherlands.
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Kim JY, Park HC, Kim SJ, Chang HS, Choi HJ, Kim YH. Assessment of Left Ventricular Ejection Fraction by Thallium-201 Myocardial SPECT-CT in Patients with Angina Pectoris: Comparison with 2D Echocardiography. Nucl Med Mol Imaging 2019; 53:136-143. [PMID: 31057685 DOI: 10.1007/s13139-019-00575-0] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/06/2018] [Revised: 01/04/2019] [Accepted: 01/08/2019] [Indexed: 10/27/2022] Open
Abstract
Purpose Left ventricular (LV) ejection fraction (EF) is an important parameter for assessing cardiac systolic function and predicting prognosis in patients with cardiovascular disease. The aim of this study was to evaluate the feasibility of assessing LVEF by Tl-201 hybrid myocardial single-photon emission computed tomography (SPECT)/CT using two attenuation correction methods in patients with angina pectoris. Methods A total of 339 patients with angina pectoris (62.8 ± 12.9 years, male:female = 206:133) were analyzed. All patients underwent Tl-201 myocardial SPECT/CT and transthoracic two-dimensional (2D) echocardiograph. We compared LVEF assessed by SPECT/CT using two attenuation correction methods: CT-based attenuation correction (CTAC) and non-attenuation correction (non-AC) methods and 2D echocardiography. Results LVEF assessed by either of the two attenuation correction techniques and 2D echocardiography showed moderate correlation in all patients with angina pectoris (r = 0.487 for CTAC and r = 0.473 for non-AC, p < 0.001). Results were similar in the subgroup of patients with perfusion abnormalities on myocardial SPECT/CT images. Overall diagnostic performances were similar for the CTAC and non-AC methods for evaluating normal and decreased LVEF by myocardial SPECT/CT. Conclusion LVEF measured by the CTAC method of Tl-201-gated myocardial SPECT/CT was comparable with the conventional non-AC method in patients with angina pectoris and in the subgroup of patients with perfusion abnormality. Tl-201-gated myocardial hybrid SPECT/CT can be a reliable tool in the assessment of LVEF in clinic.
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Affiliation(s)
- Ji Young Kim
- 1Department of Nuclear Medicine, College of Medicine, Hanyang University Guri Hospital, Guri, Republic of Korea
| | - Hwan-Cheol Park
- 2Department of Internal Medicine, College of Medicine, Hanyang University Guri Hospital, Guri, Republic of Korea
| | - Soo Jeong Kim
- 3Department of Nuclear Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 29 Saemunan-ro, Jongno-gu, Seoul, 03181 Republic of Korea
| | - Hyung Seok Chang
- 3Department of Nuclear Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 29 Saemunan-ro, Jongno-gu, Seoul, 03181 Republic of Korea
| | - Hyung Jin Choi
- 4Department of Nuclear Medicine, Hanyang University Seoul Hospital, Seoul, Republic of Korea
| | - Young Hwan Kim
- 3Department of Nuclear Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 29 Saemunan-ro, Jongno-gu, Seoul, 03181 Republic of Korea
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Diastolic dysfunction can precede systolic dysfunction on MUGA in cancer patients receiving trastuzumab-based therapy. Nucl Med Commun 2018; 40:22-29. [PMID: 30418380 PMCID: PMC6282666 DOI: 10.1097/mnm.0000000000000941] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/03/2022]
Abstract
Background Trastuzumab (T) and anthracycline (A)-based chemotherapy is considered the standard of care in human epidermal growth factor receptor-2+ overexpressing breast cancer, but requires monitoring for known cardiotoxicity using left ventricular (LV) ejection fraction (EF) every 3–4 months during treatment. It is not conclusively established whether diastolic dysfunction (DD) precedes LVEF decrease in patients developing trastuzumab-induced cardiotoxicity (TIC). Objective The aim was to elucidate whether DD precedes LVEF decrease in trastuzumab-treated patients being monitored with radionuclide multigated acquisition for TIC. Patients and methods Patients treated with T±A-based chemotherapy who had undergone multigated acquisition were selected by date range (January 2006–September 2015). Up to four scans were analyzed per patient: (a) pre-A therapy, (b) pre-T therapy, (c) 4 months into T therapy, and (d) at end of T therapy. Baseline referred to the first scan of each patient (i.e. pre-A or pre-T). LV systolic and DD were defined as follows: EF less than 50% or a 10-point decrease from baseline and LV peak filling rate (PFR) less than 2.5 end-diastolic volume/s and time to peak LV filling rates (TPFR) greater than 180 ms, respectively. Results A total of 202 patients were screened for this study, of whom 153 had received A therapy (5.1±4.1 months duration) before T, 192 had 4 months of follow-up data, and 146 had 4 months of follow-up data and beyond (10.5±5.0 months). LVEF decreased with A and T therapy (P<0.005), but remained stable between 4 months and the final exam (P=0.26). In patients with normal diastolic function at baseline (45.5%), PFR decreased with A and T, and DD preceded SD by 73 days on average. In the remaining patients, with abnormal diastolic function at baseline (54.5%), PFR did not change over the course of treatment (P>0.1), nor did TPFR (P>0.3). Conclusion Patients with normal diastolic function at baseline receiving trastuzumab±anthracycline adjuvant therapy may develop DD before SD, therefore offering an opportunity for early referral to cardiologists to optimize cardiovascular risk factors and manage cardiotoxicity.
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Qualitative and quantitative comparison of gated blood pool single photon emission computed tomography using low-energy high-resolution and SMARTZOOM collimation. Nucl Med Commun 2017; 38:35-43. [DOI: 10.1097/mnm.0000000000000609] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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Cao L, Zhu W, Wagar EA, Meng QH. Biomarkers for monitoring chemotherapy-induced cardiotoxicity. Crit Rev Clin Lab Sci 2016; 54:87-101. [PMID: 28013560 DOI: 10.1080/10408363.2016.1261270] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
Cardiotoxicity, including acute and late-onset cardiotoxicity, is a well-known adverse effect of many types of antitumor agents. Early identification of patients with cardiotoxicity is important to ensure prompt treatment and minimize toxic effects. The etiology of chemotherapy-induced cardiotoxicity is multifactorial. Traditional methods for assessment of chemotherapy-induced cardiotoxicity typically involve serial measurements of cardiac function via multi-modality imaging techniques. Typically, however, significant left ventricular dysfunction has already occurred when cardiotoxicity is detected by imaging techniques. Biomarkers, most importantly cardiac natriuretic peptides and troponins, are promising markers for identifying patients potentially at risk for clinical heart failure symptoms. This review summarizes the recent progress in clinical utilization of biomarkers for early diagnosis of acute cardiotoxicity and for prediction of late-onset cardiotoxicity. We also discuss the conflicting results of different studies and the association of results with study design.
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Affiliation(s)
- Liyun Cao
- a Department of Laboratory Medicine , Unit 37, The University of Texas MD Anderson Cancer Center , Houston , TX , USA and
| | - Wuqiang Zhu
- b Department of Biomedical Engineering , University of Alabama at Birmingham , Birmingham , AL , USA
| | - Elizabeth A Wagar
- a Department of Laboratory Medicine , Unit 37, The University of Texas MD Anderson Cancer Center , Houston , TX , USA and
| | - Qing H Meng
- a Department of Laboratory Medicine , Unit 37, The University of Texas MD Anderson Cancer Center , Houston , TX , USA and
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Grønlykke L, Ravn HB, Gustafsson F, Hassager C, Kjaergaard J, Nilsson JC. Right ventricular dysfunction after cardiac surgery – diagnostic options. SCAND CARDIOVASC J 2016; 51:114-121. [DOI: 10.1080/14017431.2016.1264621] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
Affiliation(s)
- Lars Grønlykke
- Department of Cardiothoracic Anaesthesiology, The Heart Centre, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
| | - Hanne Berg Ravn
- Department of Cardiothoracic Anaesthesiology, The Heart Centre, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
| | - Finn Gustafsson
- Department of Cardiology, The Heart Centre, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
| | - Christian Hassager
- Department of Cardiology, The Heart Centre, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
| | - Jesper Kjaergaard
- Department of Cardiology, The Heart Centre, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
| | - Jens C. Nilsson
- Department of Cardiothoracic Anaesthesiology, The Heart Centre, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
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Reuvekamp EJ, Bulten BF, Nieuwenhuis AA, Meekes MRA, de Haan AFJ, Tol J, Maas AHEM, Elias-Smale SE, de Geus-Oei LF. Does diastolic dysfunction precede systolic dysfunction in trastuzumab-induced cardiotoxicity? Assessment with multigated radionuclide angiography (MUGA). J Nucl Cardiol 2016; 23:824-32. [PMID: 26048264 PMCID: PMC4956716 DOI: 10.1007/s12350-015-0164-x] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/09/2015] [Accepted: 04/10/2015] [Indexed: 01/09/2023]
Abstract
BACKGROUND Trastuzumab is successfully used for the treatment of HER2-positive breast cancer. Because of its association with cardiotoxicity, LVEF is monitored by MUGA, though this is a relatively late measure of cardiac function. Diastolic dysfunction (DD) is believed to be an early predictor of cardiac impairment. We evaluate the merit of MUGA-derived diastolic function parameters in the early detection of trastuzumab-induced cardiotoxicity (TIC). METHODS AND RESULTS 77 trastuzumab-treated patients with normal baseline systolic and diastolic function were retrospectively selected (n = 77). All serial MUGA examinations were re-analyzed for systolic and diastolic function parameters. 36 patients (47%) developed SD and 45 patients (58%) DD during treatment. Both systolic and diastolic parameters significantly decreased. Of the patients with SD, 24 (67%) also developed DD. DD developed prior to systolic impairment in 54% of cases, in 42% vice versa, while time to occurrence did not differ significantly (P = .52). This also applied to the subgroup of advanced stage breast cancer patients (P = .1). CONCLUSIONS Trastzumab-induced SD and DD can be detected by MUGA. An impairment of MUGA-derived diastolic parameters does not occur prior to SD and therefore cannot be used as earlier predictors of TIC.
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Affiliation(s)
- E J Reuvekamp
- Department of Radiology and Nuclear Medicine, Radboudumc, Nijmegen, The Netherlands
| | - B F Bulten
- Biomedical Photonic Imaging Group, MIRA Institute for Biomedical Technology and Technical Medicine, University of Twente, PO Box 217, 7500 AE, Enschede, The Netherlands.
| | - A A Nieuwenhuis
- Department of Radiology and Nuclear Medicine, Radboudumc, Nijmegen, The Netherlands
| | - M R A Meekes
- Department of Radiology and Nuclear Medicine, Radboudumc, Nijmegen, The Netherlands
| | - A F J de Haan
- Department for Health Evidence, Radboudumc, Nijmegen, The Netherlands
| | - J Tol
- Department of Medical Oncology, Radboudumc, Nijmegen, The Netherlands
| | - A H E M Maas
- Department of Cardiology, Radboudumc, Nijmegen, The Netherlands
| | - S E Elias-Smale
- Department of Cardiology, Radboudumc, Nijmegen, The Netherlands
| | - L F de Geus-Oei
- Biomedical Photonic Imaging Group, MIRA Institute for Biomedical Technology and Technical Medicine, University of Twente, PO Box 217, 7500 AE, Enschede, The Netherlands
- Department of Radiology, Leiden University Medical Centre, Leiden, The Netherlands
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25
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Haarmark C, Haase C, Jensen MM, Zerahn B. Pre-chemotherapy values for left and right ventricular volumes and ejection fraction by gated tomographic radionuclide angiography using a cadmium-zinc-telluride detector gamma camera. J Nucl Cardiol 2016; 23:87-97. [PMID: 26338424 DOI: 10.1007/s12350-015-0177-5] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/14/2015] [Accepted: 05/06/2015] [Indexed: 11/27/2022]
Abstract
BACKGROUND Estimation of left ventricular ejection fraction (LVEF) using equilibrium radionuclide angiography is an established method for assessment of left ventricular function. The purpose of this study was to establish normative data on left and right ventricular volumes and ejection fraction, using cadmium-zinc-telluride SPECT camera. METHODS AND RESULTS From routine assessments of left ventricular function in 1172 patients, we included 463 subjects (194 men and 269 women) without diabetes, previous potentially cardiotoxic chemotherapy, known cardiovascular or pulmonary disease. The lower limits defined as mean value minus two standard deviations for ventricular ejection fraction and end diastolic volume were LVEF (men: 50%, women: 50%), LEDV (men: 45 mL, women: 40 mL), RVEF (men: 29%, women: 28%), and REDV (men: 73 mL, women: 57 mL).There was a significant negative correlation between age and both left and right ventricular volumes in women (r = -0.4, P < .001) but only for right end systolic ventricular volume in men (r = -0.3, P = .001). CONCLUSION A set of reference values for cardiac evaluation prior to chemotherapy in cancer patients without other known cardiopulmonary disease is presented. There are age-related changes in cardiac dimensions with age depending on gender, although with only limited influence on LVEF or RVEF.
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Affiliation(s)
- Christian Haarmark
- Department of Clinical Physiology and Nuclear Medicine, Herlev Hospital, Herlev, Denmark.
- Department of Clinical Physiology and Nuclear Medicine, Bispebjerg Hospital, Bispebjerg Bakke 23, Building 60, Floor A, 2400, Copenhagen, Denmark.
| | - Christine Haase
- Department of Clinical Physiology and Nuclear Medicine, Herlev Hospital, Herlev, Denmark
| | - Maria Maj Jensen
- Department of Clinical Physiology and Nuclear Medicine, Herlev Hospital, Herlev, Denmark
| | - Bo Zerahn
- Department of Clinical Physiology and Nuclear Medicine, Herlev Hospital, Herlev, Denmark
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Noordzij W, Glaudemans AWJM, Longhi S, Slart RHJA, Lorenzini M, Hazenberg BPC, Rapezzi C. Nuclear imaging for cardiac amyloidosis. Heart Fail Rev 2015; 20:145-54. [PMID: 25424887 DOI: 10.1007/s10741-014-9463-6] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Abstract
Histological analysis of endomyocardial tissue is still the gold standard for the diagnosis of cardiac amyloidosis, but has its limitations. Accordingly, there is a need for non-invasive modalities to diagnose cardiac amyloidosis. Echocardiography and ultrasound and magnetic resonance imaging can show characteristics which may not be very specific for cardiac amyloid. Nuclear medicine has gained a precise role in this context: several imaging modalities have become available for the diagnosis and prognostic stratification of cardiac amyloidosis during the last two decades. The different classes of radiopharmaceuticals have the potential to bind different constituents of the amyloidotic infiltrates, with some relevant differences among the various aetiologic types of amyloidosis and the different organs and tissues involved. This review focuses on the background of the commonly used modalities, their present clinical applications, and future clinical perspectives in imaging patients with (suspected) cardiac amyloidosis. The main focus is on conventional nuclear medicine (bone scintigraphy, cardiac sympathetic innervation) and positron emission tomography.
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Affiliation(s)
- Walter Noordzij
- Department of Nuclear Medicine and Molecular Imaging, University of Groningen, University Medical Center Groningen, PO Box 30.001, 9700 RB, Groningen, The Netherlands,
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27
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Rosenkrantz AB, Mendiratta-Lala M, Bartholmai BJ, Ganeshan D, Abramson RG, Burton KR, Yu JPJ, Scalzetti EM, Yankeelov TE, Subramaniam RM, Lenchik L. Clinical utility of quantitative imaging. Acad Radiol 2015; 22:33-49. [PMID: 25442800 PMCID: PMC4259826 DOI: 10.1016/j.acra.2014.08.011] [Citation(s) in RCA: 64] [Impact Index Per Article: 7.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/15/2014] [Revised: 08/25/2014] [Accepted: 08/25/2014] [Indexed: 12/24/2022]
Abstract
Quantitative imaging (QI) is increasingly applied in modern radiology practice, assisting in the clinical assessment of many patients and providing a source of biomarkers for a spectrum of diseases. QI is commonly used to inform patient diagnosis or prognosis, determine the choice of therapy, or monitor therapy response. Because most radiologists will likely implement some QI tools to meet the patient care needs of their referring clinicians, it is important for all radiologists to become familiar with the strengths and limitations of QI. The Association of University Radiologists Radiology Research Alliance Quantitative Imaging Task Force has explored the clinical application of QI and summarizes its work in this review. We provide an overview of the clinical use of QI by discussing QI tools that are currently used in clinical practice, clinical applications of these tools, approaches to reporting of QI, and challenges to implementing QI. It is hoped that these insights will help radiologists recognize the tangible benefits of QI to their patients, their referring clinicians, and their own radiology practice.
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Affiliation(s)
- Andrew B Rosenkrantz
- Department of Radiology, NYU Langone Medical Center, 550 First Avenue, New York, NY 10016.
| | - Mishal Mendiratta-Lala
- Henry Ford Hospital, Abdominal and Cross-sectional Interventional Radiology, Detroit, Michigan
| | - Brian J Bartholmai
- Division of Radiology Informatics, Mayo Clinic in Rochester, Rochester, Minnesota
| | | | - Richard G Abramson
- Department of Radiology and Radiological Sciences, Vanderbilt University School of Medicine, Nashville, Tennessee
| | - Kirsteen R Burton
- Department of Medical Imaging and Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada
| | - John-Paul J Yu
- Department of Radiology and Biomedical Imaging, University of California, San Francisco, San Francisco, California
| | - Ernest M Scalzetti
- Department of Radiology, SUNY Upstate Medical University, Syracuse New York
| | - Thomas E Yankeelov
- Institute of Imaging Science, Vanderbilt University, Nashville, Tennessee
| | - Rathan M Subramaniam
- Russell H. Morgan Department of Radiology and Radiological Sciences, Johns Hopkins School of Medicine, and Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland
| | - Leon Lenchik
- Department of Radiology, Wake Forest School of Medicine, Medical Center Boulevard, Winston-Salem, North Carolina
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28
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Jensen MM, Haase C, Zerahn B. Interstudy repeatability of left and right ventricular volume estimations by serial-gated tomographic radionuclide angiographies using a cadmium-zinc-telluride detector gamma camera. Clin Physiol Funct Imaging 2014; 35:418-24. [DOI: 10.1111/cpf.12178] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/27/2014] [Accepted: 05/30/2014] [Indexed: 11/30/2022]
Affiliation(s)
- Maria M. Jensen
- Department of Clinical Physiology and Nuclear Medicine; Herlev Hospital; Herlev Denmark
| | - Christine Haase
- Department of Clinical Physiology and Nuclear Medicine; Herlev Hospital; Herlev Denmark
| | - Bo Zerahn
- Department of Clinical Physiology and Nuclear Medicine; Herlev Hospital; Herlev Denmark
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29
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Capitanio S, Marini C, Bauckneht M, Sambuceti G. Nuclear Cardiology in Heart Failure. CURRENT CARDIOVASCULAR IMAGING REPORTS 2014. [DOI: 10.1007/s12410-013-9256-7] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
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