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Pardo AC, Carrasco M, Wintermark P, Nunes D, Chock VY, Sen S, Wusthoff CJ. Neuromonitoring practices for neonates with congenital heart disease: a scoping review. Pediatr Res 2024:10.1038/s41390-024-03484-x. [PMID: 39183308 DOI: 10.1038/s41390-024-03484-x] [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: 05/24/2024] [Revised: 07/30/2024] [Accepted: 08/01/2024] [Indexed: 08/27/2024]
Abstract
Neonates with congenital heart disease (CHD) are at risk for adverse neurodevelopmental outcomes. This scoping review summarizes neuromonitoring methods in neonates with CHD. We identified 84 studies investigating the use of near-infrared spectroscopy (NIRS) (n = 37), electroencephalography (EEG) (n = 20), amplitude-integrated electroencephalography (aEEG) (n = 10), transcranial Doppler sonography (TCD) (n = 6), and multimodal monitoring (n = 11). NIRS was used to evaluate cerebral oxygenation, identify risk thresholds and adverse events in the intensive care unit (ICU), and outcomes. EEG was utilized to screen for seizures and to predict adverse outcomes. Studies of aEEG have focused on characterizing background patterns, detecting seizures, and outcomes. Studies of TCD have focused on correlation with short-term clinical outcomes. Multimodal monitoring studies characterized cerebral physiologic dynamics. Most of the studies were performed in single centers, had a limited number of neonates (range 3-183), demonstrated variability in neuromonitoring practices, and lacked standardized approaches to neurodevelopmental testing. We identified areas of improvement for future research: (1) large multicenter studies to evaluate developmental correlates of neuromonitoring practices; (2) guidelines to standardize neurodevelopmental testing methodologies; (3) research to address geographic variation in resource utilization; (4) integration and synchronization of multimodal monitoring; and (5) research to establish a standardized framework for neuromonitoring techniques across diverse settings. IMPACT: This scoping review summarizes the literature regarding neuromonitoring practices in neonates with congenital heart disease (CHD). The identification of low cerebral oxygenation thresholds with NIRS may be used to identify neonates at risk for adverse events in the ICU or adverse neurodevelopmental outcomes. Postoperative neuromonitoring with continuous EEG screening for subclinical seizures and status epilepticus, allow for early and appropriate therapy. Future studies should focus on enrolling larger multicenter cohorts of neonates with CHD with a standardized framework of neuromonitoring practices in this population. Postoperative neurodevelopmental testing should utilize standard assessments and testing intervals.
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Affiliation(s)
- Andrea C Pardo
- Department of Pediatrics (Neurology and Epilepsy). Northwestern University Feinberg School of Medicine, Chicago, IL, US.
| | - Melisa Carrasco
- Department of Neurology. University of Wisconsin School of Medicine and Public Health, Madison, WI, US
| | - Pia Wintermark
- Department of Pediatrics, Faculty of Medicine and Health Sciences, McGill University, Montreal, Qc, Canada
| | - Denise Nunes
- Galter Health Sciences Library. Northwestern University Feinberg School of Medicine, Chicago, IL, US
| | - Valerie Y Chock
- Department of Pediatrics (Neonatology), Lucile Packard Children's Hospital and Stanford University, Palo Alto, CA, US
| | - Shawn Sen
- Department of Pediatrics (Neonatology). Northwestern University Feinberg School of Medicine, Chicago, IL, US
- Department of Pediatrics, University of California Irvine, Orange, CA, US
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Muehlschlegel G, Kubicki R, Jacobs-LeVan J, Kroll J, Klemm R, Humburger F, Stiller B, Fleck T. Neurological Impact of Slower Rewarming during Bypass Surgery in Infants. Thorac Cardiovasc Surg 2024; 72:e7-e15. [PMID: 38909608 DOI: 10.1055/s-0044-1787650] [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: 06/25/2024]
Abstract
BACKGROUND Hypothermia is a neuroprotective strategy during cardiopulmonary bypass. Rewarming entailing a rapid rise in cerebral metabolism might lead to secondary neurological sequelae. In this pilot study, we aimed to validate the hypothesis that a slower rewarming rate would lower the risk of cerebral hypoxia and seizures in infants. METHODS This is a prospective, clinical, single-center study. Infants undergoing cardiac surgery in hypothermia were rewarmed either according to the standard (+1°C in < 5 minutes) or a slow (+1°C in > 5-8 minutes) rewarming strategy. We monitored electrocortical activity via amplitude-integrated electroencephalography (aEEG) and cerebral oxygenation by near-infrared spectroscopy during and after surgery. RESULTS Fifteen children in the standard rewarming group (age: 13 days [5-251]) were cooled down to 26.6°C (17.2-29.8) and compared with 17 children in the slow-rewarming group (age: 9 days [4-365]) with a minimal temperature of 25.7°C (20.1-31.4). All neonates in both groups (n = 19) exhibited suppressed patterns compared with 28% of the infants > 28 days (p < 0.05). During rewarming, only 26% of the children in the slow-rewarming group revealed suppressed aEEG traces (vs. 41%; p = 0.28). Cerebral oxygenation increased by a median of 3.5% in the slow-rewarming group versus 1.5% in the standard group (p = 0.9). Our slow-rewarming group revealed no aEEG evidence of any postoperative seizures (0 vs. 20%). CONCLUSION These results might indicate that a slower rewarming rate after hypothermia causes less suppression of electrocortical activity and higher cerebral oxygenation during rewarming, which may imply a reduced risk of postoperative seizures.
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Affiliation(s)
- Geeske Muehlschlegel
- Department of Congenital Heart Disease and Pediatric Cardiology, University Heart Center Freiburg Bad Krozingen, Bad Krozingen, Baden-Württemberg, Germany
| | - Rouven Kubicki
- Department of Congenital Heart Disease and Pediatric Cardiology, University Heart Center Freiburg Bad Krozingen Freiburg Branch, Freiburg, Freiburg, Germany
| | - Julia Jacobs-LeVan
- Departments of Pediatrics and Clinical Neurosciences, Hotchkiss Brain Institute and Alberta Children's Hospital Research Institute, University of Calgary, Calgary, Canada
| | - Johannes Kroll
- Department of Cardiovascular Surgery, University Heart Center Freiburg Bad Krozingen Freiburg Branch, Freiburg, Baden-Württemberg, Germany
| | - Rolf Klemm
- Department of Cardiovascular Surgery, University Heart Center Freiburg Bad Krozingen, Freiburg, Baden-Württemberg, Germany
| | - Frank Humburger
- Department of Anesthesiology, University of Freiburg Medical Center Freiburg, Freiburg, Baden-Württemberg, Germany
| | - Brigitte Stiller
- Department of Congenital Heart Disease and Pediatric Cardiology, University Heart Center Freiburg Bad Krozingen Freiburg Branch, Freiburg, Freiburg, Germany
| | - Thilo Fleck
- Department of Congenital Heart Disease and Pediatric Cardiology, University Heart Center Freiburg Bad Krozingen Freiburg Branch, Freiburg, Freiburg, Germany
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Continuous electroencephalography (cEEG) in infants with congenital heart disease (CHD). Pediatr Res 2023:10.1038/s41390-023-02520-6. [PMID: 36792651 DOI: 10.1038/s41390-023-02520-6] [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: 08/08/2022] [Revised: 12/22/2022] [Accepted: 01/23/2023] [Indexed: 02/17/2023]
Abstract
BACKGROUND Neonates with congenital heart disease (CHD) undergoing cardiopulmonary bypass (CPB) surgery have increased risk of impaired neurodevelopmental outcomes secondary to brain injury. This study aims to characterize pre- and post-operative continuous EEG (cEEG) patterns to detect abnormal cerebral activity in infants with CHD and investigate whether an association exists between the degree of encephalopathy in pre- and post-operative cEEG. METHODS This retrospective cohort study conducted between 2010 and 2018 at a tertiary hospital in Cleveland, OH included infants with CHD with cEEG monitoring, who underwent CPB surgery within first 6 months of life. RESULTS Study included 77 patients, of which 61% were males who were operated at median age 6 days. Pre-operatively, 69% and 87% had normal cEEG and sleep-wake cycles, respectively. Post-operatively, 80% had abnormal cEEG. Longer circulatory arrest time and CPB were associated with lack of continuity (p 0.011), excessive discontinuity (p 0.007) and prolonged inter-burst interval (IBI) duration (p value < 0.001). A significant association existed between severity of encephalopathy in immediate and 24-h post-operative period (p value < 0.001). CONCLUSIONS More than 80% of neonates with CHD have abnormal post-operative EEG. Longer circulatory arrest time and CPB were associated with lack of continuity, excessive discontinuity, and prolonged IBI duration on post-operative EEG. IMPACT This study shows that majority of neonates with congenital heart disease (CHD) have normal pre-operative EEG with a continuous background and normal sleep-wake cycles. Also, 80% of neonates had abnormal post-operative EEG. Longer duration of arrest time and bypass time was associated with lack of continuity, excessive discontinuity, and prolonged IBI duration during post-operative EEG monitoring. These findings will help clinicians when counseling parents in the intensive care unit, risk stratification, and long-term neurodevelopmental monitoring in these high-risk patients.
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Pittet MP, Marini D, Ly L, Au-Young SH, Chau V, Seed M, Miller SP, Hahn CD. Prevalence, Risk Factors, and Impact of Preoperative Seizures in Neonates With Congenital Heart Disease. J Clin Neurophysiol 2022; 39:616-624. [PMID: 33560701 DOI: 10.1097/wnp.0000000000000825] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022] Open
Abstract
PURPOSE The purpose of this study was to assess the prevalence, risk factors, and impact of electrographic seizures in neonates with complex congenital heart disease before cardiac surgery. METHODS A cohort of 31 neonates with congenital heart disease monitored preoperatively with continuous video-EEG (cEEG) was first reviewed for electrographic seizure burden and EEG background abnormalities. Second, cEEG findings were correlated with brain MRI and 18-month outcomes. RESULTS Continuous video-EEG was recorded preoperatively for a median duration of 20.5 hours (range, 2.5-93.5 hours). The five neonates (16%; 95% confidence interval, 5.5% to 34%) with seizures detected on cEEG in the preoperative period had a diagnosis of transposition of the great arteries or similar physiology, detected in four of five postnatally. None of the 157 recorded electrographic seizures had a clinical correlate. The median time to first seizure was 65 minutes (range, 6-300 minutes) after cEEG hookup. The median maximum hourly seizure burden was 12.4 minutes (range, 7-23 minutes). Before the first electrographic seizure, a prolonged interburst interval (>10 seconds) was not associated with seizures (coefficient 1.2; 95% confidence interval, -1.1 to 3.6). MRI brain lesions were three times more common in neonates with seizures. Sharp wave transients on cEEG were associated with delayed opercular development. CONCLUSIONS In this cohort, preoperative electrographic seizures were common, were all subclinical, and were associated with MRI brain injury and postnatal diagnosis of transposition of the great arteries. The findings motivate further study of the mechanisms of preoperative brain injury, particularly among neonates with a postnatal diagnosis of transposition of the great arteries.
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Affiliation(s)
- Marie P Pittet
- Division of Neurology, Department of Paediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada
- Division of Paediatric Neurology, Department of Paediatrics, Geneva University Hospital, Geneva, Switzerland
| | - Davide Marini
- Division of Cardiology, Department of Paediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada; and
| | - Linh Ly
- Division of Neonatology, Department of Paediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada
| | - Stephanie H Au-Young
- Division of Neurology, Department of Paediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada
| | - Vann Chau
- Division of Neurology, Department of Paediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada
| | - Mike Seed
- Division of Cardiology, Department of Paediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada; and
| | - Steven P Miller
- Division of Neurology, Department of Paediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada
| | - Cecil D Hahn
- Division of Neurology, Department of Paediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada
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Ragni B, Barni D, Bevilacqua F, Aite L, Bucci S, Gentile S, Grimaldi Capitello T, De Stasio S. Post-partum depressive dimensions, co-parenting, infants’ health, and sleep quality: how are they related in the first year postpartum? CHILDRENS HEALTH CARE 2022. [DOI: 10.1080/02739615.2022.2110496] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/03/2022]
Affiliation(s)
| | - Daniela Barni
- Department of Human and Social Sciences, University of Bergamo, Bergamo, Italy
| | | | - Lucia Aite
- Unit of Clinical Psychology, Bambino Gesù Children’s Hospital, Rome, Italy
| | - Silvia Bucci
- Unit of Clinical Psychology, Bambino Gesù Children’s Hospital, Rome, Italy
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Variane GFT, Magalhães M, Pietrobom RFR, Netto A, Rodrigues DP, Gasperini R, Sant’Anna GM. Protecting brains and saving futures guidelines: A prospective, multicenter, and observational study on the use of telemedicine for neonatal neurocritical care in Brazil. PLoS One 2022; 17:e0262581. [PMID: 35020756 PMCID: PMC8754327 DOI: 10.1371/journal.pone.0262581] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/14/2021] [Accepted: 12/29/2021] [Indexed: 11/19/2022] Open
Abstract
Background
Management of high-risk newborns should involve the use of standardized protocols and training, continuous and specialized brain monitoring with electroencephalography (EEG), amplitude integrated EEG, Near Infrared Spectroscopy, and neuroimaging. Brazil is a large country with disparities in health care assessment and some neonatal intensive care units (NICUs) are not well structured with trained personnel able to provide adequate neurocritical care. To reduce this existing gap, an advanced telemedicine model of neurocritical care called Protecting Brains and Saving Futures (PBSF) Guidelines was developed and implemented in a group of Brazilian NICUs.
Methods
A prospective, multicenter, and observational study will be conducted in all 20 Brazilian NICUs using the PBSF Guidelines as standard-of-care. All infants treated accordingly to the guidelines during Dec 2021 to Nov 2024 will be eligible. Ethical approval was obtained from participating centers. The primary objective is to describe adherence to the PBSF Guidelines and clinical outcomes, by center and over a 3-year period. Adherence will be measured by quantification of neuromonitoring, neuroimaging exams, sub-specialties consultation, and clinical case discussions and videoconference meetings. Clinical outcomes of interest are detection of seizures during hospitalization, use of anticonvulsants, inotropes, and fluid resuscitation, death before hospital discharge, length of hospital stay, and referral of patients to specialized follow-up.
Discussion
The study will provide evaluation of PBSF Guidelines adherence and its impact on clinical outcomes. Thus, data from this large prospective, multicenter, and observational study will help determine whether neonatal neurocritical care via telemedicine can be effective. Ultimately, it may offer the necessary framework for larger scale implementation and development of research projects using remote neuromonitoring.
Trial registration
NCT03786497, Registered 26 December 2018, https://www.clinicaltrials.gov/ct2/show/NCT03786497?term=protecting+brains+and+saving+futures&draw=2&rank=1.
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Affiliation(s)
- Gabriel Fernando Todeschi Variane
- Neonatal Division, Department of Pediatrics, Irmandade da Santa Casa de Misericórdia de São Paulo, São Paulo, Brazil
- Neonatal Division, Grupo Santa Joana, São Paulo, Brazil
- Protecting Brains and Saving Futures Organization, São Paulo, Brazil
- * E-mail:
| | - Maurício Magalhães
- Neonatal Division, Department of Pediatrics, Irmandade da Santa Casa de Misericórdia de São Paulo, São Paulo, Brazil
- Protecting Brains and Saving Futures Organization, São Paulo, Brazil
- Neonatal Unit, Hospital Israelita Albert Einstein, São Paulo, Brazil
- Faculdade de Ciências Médicas da Santa Casa de São Paulo, São Paulo, Brazil
| | - Rafaela Fabri Rodrigues Pietrobom
- Neonatal Division, Department of Pediatrics, Irmandade da Santa Casa de Misericórdia de São Paulo, São Paulo, Brazil
- Protecting Brains and Saving Futures Organization, São Paulo, Brazil
| | - Alexandre Netto
- Neonatal Division, Department of Pediatrics, Irmandade da Santa Casa de Misericórdia de São Paulo, São Paulo, Brazil
- Protecting Brains and Saving Futures Organization, São Paulo, Brazil
| | - Daniela Pereira Rodrigues
- Protecting Brains and Saving Futures Organization, São Paulo, Brazil
- Pediatric Nursing Department, Escola Paulista de Enfermagem, Universidade Federal de São Paulo, São Paulo, Brazil
| | - Renato Gasperini
- Neonatal Division, Department of Pediatrics, Irmandade da Santa Casa de Misericórdia de São Paulo, São Paulo, Brazil
- Protecting Brains and Saving Futures Organization, São Paulo, Brazil
- Neonatal Unit, Hospital Israelita Albert Einstein, São Paulo, Brazil
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Boos V, Bührer C, Photiadis J, Berger F. Hypothermia for cardiogenic encephalopathy in neonates with dextro-transposition of the great arteries. Interact Cardiovasc Thorac Surg 2021; 32:130-136. [PMID: 33221903 DOI: 10.1093/icvts/ivaa235] [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: 07/29/2020] [Revised: 08/24/2020] [Accepted: 09/16/2020] [Indexed: 11/13/2022] Open
Abstract
OBJECTIVES Neonates with dextro-transposition of the great arteries (d-TGA) may experience rapid haemodynamic deterioration and profound hypoxaemia after birth. We report on d-TGA patients with severe acidosis, encephalopathy and their treatment with systemic hypothermia. METHODS This study is a single-centre retrospective cohort analysis of newborns with d-TGA. RESULTS Ninety-five patients (gestational age ≥35 weeks) with d-TGA and intended arterial switch operation were included. Ten infants (10.5%) with umbilical arterial blood pH > 7.10 experienced profound acidosis (pH < 7.00) within the first 2 h of life. Six of these patients displayed signs of encephalopathy and received therapeutic hypothermia. Apgar scores at 5 min independently predicted the development of neonatal encephalopathy during postnatal transition (unit Odds Ratio 0.17, 95% confidence interval 0.06-0.49, P = 0.001). Infants treated with hypothermia had a more severe preoperative course and required more often mechanical ventilation (100% vs 35%, P = 0.003), treatment with inhaled nitric oxide (50% vs 2.4%, P = 0.002) and inotropic support (67% vs 3.5%, P < 0.001), as compared to non-acidotic controls. The median age at cardiac surgery was 12 (range 6-14) days in cooled infants and 8 (4-59) days in controls (P = 0.088). Postoperative morbidity and total duration of hospitalization were not increased in infants receiving preoperative hypothermia. Mortality in newborns with severe preoperative acidosis was zero. CONCLUSIONS Newborn infants with d-TGA have a substantial risk for profound acidosis during the first hours of life. Systemic hypothermia for encephalopathic patients may delay corrective surgery without compromising perioperative outcomes.
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Affiliation(s)
- Vinzenz Boos
- Department of Congenital Heart Disease/Pediatric Cardiology, German Heart Center Berlin, Berlin, Germany.,Department of Neonatology, Charité-Universitätsmedizin Berlin, Berlin, Germany
| | - Christoph Bührer
- Department of Neonatology, Charité-Universitätsmedizin Berlin, Berlin, Germany
| | - Joachim Photiadis
- Department of Surgery for Congenital Heart Disease and Pediatric Cardiology, German Heart Center Berlin, Berlin, Germany
| | - Felix Berger
- Department of Congenital Heart Disease/Pediatric Cardiology, German Heart Center Berlin, Berlin, Germany.,German Center for Cardiovascular Research, Congenital Heart Diseases, Berlin, Germany
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Finucane E, Jooste E, Machovec KA. Neuromonitoring Modalities in Pediatric Cardiac Anesthesia: A Review of the Literature. J Cardiothorac Vasc Anesth 2020; 34:3420-3428. [DOI: 10.1053/j.jvca.2020.02.054] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/12/2019] [Revised: 02/22/2020] [Accepted: 02/28/2020] [Indexed: 12/13/2022]
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Gui J, Liang S, Sun Y, Liu Y, Chen C, Wang B, Zhong J, Yu Y, He S. Effect of perioperative amplitude-integrated electroencephalography on neurodevelopmental outcomes following infant heart surgery. Exp Ther Med 2020; 20:2879-2887. [PMID: 32765785 DOI: 10.3892/etm.2020.9004] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/12/2018] [Accepted: 08/05/2019] [Indexed: 11/06/2022] Open
Abstract
The purpose of the current study was to determine the effect of perioperative amplitude-integrated electroencephalography (aEEG) on neurodevelopmental outcomes in infants with congenital heart disease (CHD). A total of 93 children with CHD were included in the current study. All patients enrolled in the present study had undergone cardiac surgery prior to 3 months of age and pre- or postoperative aEEG was monitored. Participants were assessed after 1 year using the Bayley Scales of Infant Test. A total of 82.2% of infants exhibited continuous normal voltage preoperatively (CNV) and 93.7% exhibited CNV postoperatively. Seizures were indicated in 2 infants preoperatively and 3 infants postoperatively. Compared with infants with PDI, infants with cyanotic CHD (β=17.218) exhibited a significantly lower MDI, an increased length of intensive care stay, and lower PDI scores (β=-0.577). Infants that underwent surgery with CPB exhibited higher PDI scores (β=11.956). Infants that exhibited behavioral problems also had lower PDI scores (β=-10.605). An abnormal preoperative background pattern and an absent postoperative SWC independently predicted poorer motor (P=0.014) and cognitive (P=0.049) outcomes at 1 year. The current study demonstrated that infants with CHD who underwent cardiac surgery prior to 3 months of age exhibited delayed neurodevelopmental outcomes, and that an aEEG assessment can aid in predicting these outcomes following surgery.
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Affiliation(s)
- Juan Gui
- The Second School of Clinical Medicine, Southern Medical University, Guangzhou, Guangdong 510515, P.R. China.,Department of NICU, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong 510080, P.R. China
| | - Suixin Liang
- Department of NICU, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong 510080, P.R. China
| | - Yunxia Sun
- Department of NICU, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong 510080, P.R. China
| | - Yumei Liu
- Department of NICU, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong 510080, P.R. China
| | - Chen Chen
- Department of NICU, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong 510080, P.R. China
| | - Bi Wang
- Department of NICU, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong 510080, P.R. China
| | - Jing Zhong
- Department of NICU, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong 510080, P.R. China
| | - Yuhui Yu
- Department of NICU, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong 510080, P.R. China
| | - Shaoru He
- The Second School of Clinical Medicine, Southern Medical University, Guangzhou, Guangdong 510515, P.R. China.,Department of NICU, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong 510080, P.R. China.,Department of Neonatal Cardiology, Guangdong Provincial Cardiovascular Institute, Guangzhou, Guangdong 510080, P.R. China
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Mebius MJ, Bilardo CM, Kneyber MCJ, Modestini M, Ebels T, Berger RMF, Bos AF, Kooi EMW. Onset of brain injury in infants with prenatally diagnosed congenital heart disease. PLoS One 2020; 15:e0230414. [PMID: 32210445 PMCID: PMC7094875 DOI: 10.1371/journal.pone.0230414] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/09/2019] [Accepted: 02/28/2020] [Indexed: 12/11/2022] Open
Abstract
BACKGROUND The exact onset of brain injury in infants with congenital heart disease (CHD) is unknown. Our aim was, therefore, to assess the association between prenatal Doppler flow patterns, postnatal cerebral oxygenation and short-term neurological outcome. METHODS Prenatally, we measured pulsatility indices of the middle cerebral (MCA-PI) and umbilical artery (UA-PI) and calculated cerebroplacental ratio (CPR). After birth, cerebral oxygen saturation (rcSO2) and fractional tissue oxygen extraction (FTOE) were assessed during the first 3 days after birth, and during and for 24 hours after every surgical procedure within the first 3 months after birth. Neurological outcome was determined preoperatively and at 3 months of age by assessing general movements and calculating the Motor Optimality Score (MOS). RESULTS Thirty-six infants were included. MOS at 3 months was associated with MCA-PI (rho 0.41, P = 0.04), UA-PI (rho -0.39, P = 0.047, and CPR (rho 0.50, P = 0.01). Infants with abnormal MOS had lower MCA-PI (P = 0.02) and CPR (P = 0.01) and higher UA-PI at the last measurement (P = 0.03) before birth. In infants with abnormal MOS, rcSO2 tended to be lower during the first 3 days after birth, and FTOE was significantly higher on the second day after birth (P = 0.04). Intraoperative and postoperative rcSO2 and FTOE were not associated with short-term neurological outcome. CONCLUSION In infants with prenatally diagnosed CHD, the prenatal period may play an important role in developmental outcome. Additional research is needed to clarify the relationship between preoperative, intra-operative and postoperative cerebral oxygenation and developmental outcome in infants with prenatally diagnosed CHD.
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Affiliation(s)
- Mirthe J. Mebius
- Division of Neonatology, Beatrix Children’s Hospital, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
- * E-mail:
| | - Catherina M. Bilardo
- Department of Obstetrics & Gynecology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
| | - Martin C. J. Kneyber
- Division of Pediatric Critical Care Medicine, Beatrix Children’s Hospital, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
- Critical Care, Anesthesiology, Peri-operative & Emergency medicine (CAPE), University of Groningen, Groningen, The Netherlands
| | - Marco Modestini
- Department of Anesthesiology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
| | - Tjark Ebels
- Center for Congenital Heart Diseases, Department of Cardiothoracic Surgery, University of Groningen, University Medical Center, Groningen, The Netherlands
| | - Rolf M. F. Berger
- Center for Congenital Heart Diseases, Pediatric Cardiology, Beatrix Children’s Hospital, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
| | - Arend F. Bos
- Division of Neonatology, Beatrix Children’s Hospital, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
| | - Elisabeth M. W. Kooi
- Division of Neonatology, Beatrix Children’s Hospital, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
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Pittet-Metrailler MP, Almazrooei AM, Tam EW. Sensory assessment: Neurophysiology in neonates and neurodevelopmental outcome. HANDBOOK OF CLINICAL NEUROLOGY 2020; 174:183-203. [DOI: 10.1016/b978-0-444-64148-9.00014-4] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
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Limjoco J, Zawadzki L, Belden M, Eickhoff J, Ikonomidou C. Amplitude-integrated EEG use in neonatal abstinence syndrome: a pilot study. J Matern Fetal Neonatal Med 2019; 33:3565-3570. [PMID: 30720377 DOI: 10.1080/14767058.2019.1579190] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
Abstract
Objective: Though central nervous system irritability is a well-established consequence of neonatal drug withdrawal, brain function in infants with neonatal abstinence syndrome (NAS) is not well understood. Amplitude-integrated electroencephalography (aEEG) is a bedside tool used for monitoring brain activity and seizures. We describe the prevalence of abnormal aEEG background patterns in infants with NAS.Methods: In this pilot, observational study primary outcomes were aEEG findings, Finnegan scores, and length of hospital stay in NAS patients. Subjects underwent an initial aEEG and a repeat study following pharmacologic treatment. Two independent reviewers analyzed aEEGs post discharge.Results: Six out of nine infants had abnormal aEEGs demonstrating lack of sleep-wake cycling (SWC) (50%), discontinuity (41.7%), and low voltage (8.3%). Seizures were not detected. NAS scores were lower for infants with continuous aEEGs versus those whose aEEGs were not continuous (5.83 versus 9.17; p = .054). Length of stay was 7.8 ± 4.4 days in infants with continuous aEEGs versus 26 ± 10.5 days in infants without continuous aEEGs (p = .003).Conclusions: Infants exposed to opioids in utero are at increased risk for discontinuity and abnormal SWC detectable on aEEG. Infants with abnormal aEEGs are more likely to have higher NAS scores, require pharmacologic treatment and have longer lengths of stay.
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Affiliation(s)
- Jamie Limjoco
- Department of Pediatrics, University of Wisconsin School of Medicine and Public Health, Madison, WI, USA
| | - Lucyna Zawadzki
- Department of Neurology, Akron Children's Hospital, Akron, OH, USA
| | - Meghan Belden
- Department of Pharmacy, Children's Hospital of Wisconsin, Milwaukee, WI, USA
| | - Jens Eickhoff
- Department of Biostatistics and Medical Informatics, University of Wisconsin School of Medicine and Public Health, Madison, WI, USA
| | - Chrysanthy Ikonomidou
- Department of Neurology, University of Wisconsin School of Medicine and Public Health, Madison, WI, USA
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Glass TJ, Seed M, Chau V. Congenital Heart Disease. Neurology 2019. [DOI: 10.1016/b978-0-323-54392-7.00015-7] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022] Open
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14
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Weeke LC, Toet MC, de Vries LS. Amplitude-Integrated EEG and Its Potential Role in Augmenting Management Within the NICU. Neurology 2019. [DOI: 10.1016/b978-0-323-54392-7.00014-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022] Open
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15
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Pisani F, Pavlidis E. What is new: Talk about status epilepticus in the neonatal period. Eur J Paediatr Neurol 2018; 22:757-762. [PMID: 29861333 DOI: 10.1016/j.ejpn.2018.05.009] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/26/2017] [Revised: 04/30/2018] [Accepted: 05/20/2018] [Indexed: 10/16/2022]
Abstract
Nowadays, no general consensus was achieved regarding neonatal status epilepticus and its definition. Indeed, different criteria (mainly based on seizure duration) were used. Whereas a recent proposal has been developed to define status epilepticus in older ages, it seems that the peculiar characteristics of neonatal seizures and of the immature brain make difficult to find a tailored definition for this period of life. Achieving a consensus on this entity would mean to make the first step toward a targeted therapeutic strategy of intervention.
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Affiliation(s)
- Francesco Pisani
- Child Neuropsychiatry Unit, Medicine & Surgery Department, University of Parma, Italy
| | - Elena Pavlidis
- Child Neuropsychiatry Unit, Medicine & Surgery Department, University of Parma, Italy.
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16
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Mebius MJ, Oostdijk NJE, Kuik SJ, Bos AF, Berger RMF, Bilardo CM, Kooi EMW, Ter Horst HJ. Amplitude-integrated electroencephalography during the first 72 h after birth in neonates diagnosed prenatally with congenital heart disease. Pediatr Res 2018; 83:798-803. [PMID: 29244798 DOI: 10.1038/pr.2017.311] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/28/2017] [Accepted: 11/29/2017] [Indexed: 11/09/2022]
Abstract
BackgroundLittle is known on amplitude-integrated electroencephalography (aEEG) during the first few days after birth in neonates with congenital heart disease (CHD). Our aim was, therefore, to assess electrocortical activity using aEEG within the first 72 h after birth in neonates diagnosed prenatally with CHD, and to define independent prenatal and postnatal predictors for abnormal aEEG.MethodsNeonates with CHD who were admitted to the neonatal intensive care unit between 2010 and 2017 were retrospectively included. We assessed aEEG background patterns, sleep-wake cycling, and epileptic activity during the first 72 h after birth and defined prenatal and postnatal clinical parameters associated with aEEG patterns.ResultsSeventy-two neonates were included. Twenty-six (36%) had mildly abnormal and six (8%) had severely abnormal aEEG background patterns at some point during the study period. Sleep-wake cycling was present in 97% of the neonates. Subclinical seizures were common (15%), whereas none of the neonates had clinical seizures. Only treatment with sedatives was a significant predictor for abnormal aEEG background patterns, explaining 56% of the variance.ConclusionAbnormal aEEG background patterns are common and are strongly associated with treatment with sedatives in neonates with prenatally diagnosed CHD. Future studies should assess the association between early postnatal aEEG abnormalities and neurodevelopmental outcome.
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Affiliation(s)
- Mirthe J Mebius
- University of Groningen, University Medical Center Groningen, Beatrix Children's Hospital, Department of Pediatrics, Divison of Neonatology, Groningen, The Netherlands
| | - Nathalie J E Oostdijk
- University of Groningen, University Medical Center Groningen, Beatrix Children's Hospital, Department of Pediatrics, Divison of Neonatology, Groningen, The Netherlands
| | - Sara J Kuik
- University of Groningen, University Medical Center Groningen, Beatrix Children's Hospital, Department of Pediatrics, Divison of Neonatology, Groningen, The Netherlands
| | - Arend F Bos
- University of Groningen, University Medical Center Groningen, Beatrix Children's Hospital, Department of Pediatrics, Divison of Neonatology, Groningen, The Netherlands
| | - Rolf M F Berger
- University of Groningen, University Medical Center Groningen, Center for Congenital Heart Diseases, Pediatric Cardiology, Beatrix Children's Hospital, Groningen, The Netherlands
| | - Caterina M Bilardo
- University of Groningen, University Medical Center Groningen, Department of Obstetrics & Gynecology, Groningen, The Netherlands
| | - Elisabeth M W Kooi
- University of Groningen, University Medical Center Groningen, Beatrix Children's Hospital, Department of Pediatrics, Divison of Neonatology, Groningen, The Netherlands
| | - Hendrik J Ter Horst
- University of Groningen, University Medical Center Groningen, Beatrix Children's Hospital, Department of Pediatrics, Divison of Neonatology, Groningen, The Netherlands
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Barbeau DY, Weiss MD. Sleep Disturbances in Newborns. CHILDREN (BASEL, SWITZERLAND) 2017; 4:E90. [PMID: 29053622 PMCID: PMC5664020 DOI: 10.3390/children4100090] [Citation(s) in RCA: 34] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 08/28/2017] [Revised: 10/10/2017] [Accepted: 10/17/2017] [Indexed: 12/27/2022]
Abstract
The purpose of this review is to serve as an introduction to understanding sleep in the fetus, the preterm neonate and the term neonate. Sleep appears to have numerous important roles, particularly in the consolidation of new information. The sleep cycle changes over time, neonates spend the most time in active sleep and have a progressive shortening of active sleep and lengthening of quiet sleep. Additionally, the sleep cycle is disrupted by many things including disease state and environment, and the amplitude integrated EEG can be a useful tool in evaluating sleep, and sleep disturbances, in neonates. Finally, there are protective factors for infant sleep that are still being studied.
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Affiliation(s)
| | - Michael D Weiss
- Department of Pediatrics, University of Florida, Gainesville, FL 32610, USA.
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18
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Mebius MJ, Kooi EMW, Bilardo CM, Bos AF. Brain Injury and Neurodevelopmental Outcome in Congenital Heart Disease: A Systematic Review. Pediatrics 2017; 140:peds.2016-4055. [PMID: 28607205 DOI: 10.1542/peds.2016-4055] [Citation(s) in RCA: 107] [Impact Index Per Article: 15.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 04/03/2017] [Indexed: 12/17/2022] Open
Abstract
CONTEXT Brain injury during prenatal and preoperative postnatal life might play a major role in neurodevelopmental impairment in infants with congenital heart disease (CHD) who require corrective or palliative surgery during infancy. A systematic review of cerebral findings during this period in relation to neurodevelopmental outcome (NDO), however, is lacking. OBJECTIVE To assess the association between prenatal and postnatal preoperative cerebral findings and NDO in infants with CHD who require corrective or palliative surgery during infancy. DATA SOURCES PubMed, Embase, reference lists. STUDY SELECTION We conducted 3 different searches for English literature between 2000 and 2016; 1 for prenatal cerebral findings, 1 for postnatal preoperative cerebral findings, and 1 for the association between brain injury and NDO. DATA EXTRACTION Two reviewers independently screened sources and extracted data on cerebral findings and neurodevelopmental outcome. Quality of studies was assessed using the Newcastle-Ottawa Quality Assessment Scale. RESULTS Abnormal cerebral findings are common during the prenatal and postnatal preoperative periods. Prenatally, a delay of cerebral development was most common; postnatally, white matter injury, periventricular leukomalacia, and stroke were frequently observed. Abnormal Doppler measurements, brain immaturity, cerebral oxygenation, and abnormal EEG or amplitude-integrated EEG were all associated with NDO. LIMITATIONS Observational studies, different types of CHD with different pathophysiological effects, and different reference values. CONCLUSIONS Prenatal and postnatal preoperative abnormal cerebral findings might play an important role in neurodevelopmental impairment in infants with CHD. Increased awareness of the vulnerability of the young developing brain of an infant with CHD among caregivers is essential.
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Affiliation(s)
- Mirthe J Mebius
- Division of Neonatology, University of Groningen, University Medical Center Groningen, Beatrix Children's Hospital, Groningen, Netherlands; and
| | - Elisabeth M W Kooi
- Division of Neonatology, University of Groningen, University Medical Center Groningen, Beatrix Children's Hospital, Groningen, Netherlands; and
| | - Catherina M Bilardo
- Department of Obstetrics and Gynecology, University of Groningen, University Medical Center Groningen, Groningen, Netherlands
| | - Arend F Bos
- Division of Neonatology, University of Groningen, University Medical Center Groningen, Beatrix Children's Hospital, Groningen, Netherlands; and
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Latal B, Wohlrab G, Brotschi B, Beck I, Knirsch W, Bernet V. Postoperative Amplitude-Integrated Electroencephalography Predicts Four-Year Neurodevelopmental Outcome in Children with Complex Congenital Heart Disease. J Pediatr 2016; 178:55-60.e1. [PMID: 27453368 DOI: 10.1016/j.jpeds.2016.06.050] [Citation(s) in RCA: 28] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/20/2016] [Revised: 05/17/2016] [Accepted: 06/14/2016] [Indexed: 10/21/2022]
Abstract
OBJECTIVES To evaluate the predictive value of pre- and postoperative amplitude-integrated electroencephalography (aEEG) on neurodevelopmental outcomes in children operated for congenital heart disease (CHD). STUDY DESIGN Prospectively enrolled cohort of 60 infants with CHD who underwent cardiac surgery with cardiopulmonary bypass in the first 3 months of life. Infants with a genetic comorbidity were excluded. aEEG was assessed for 12 hours pre- and 48 hours postoperatively. Background pattern was classified by the use of standard categories, and the presence of seizures and sleep-wake cycles (SWCs) was noted. Outcome at 1 and 4 years of age was assessed with standardized developmental tests. RESULTS Preoperatively, infants either showed continuous normal voltage (n = 56) or discontinuous normal voltage (n = 4). Postoperatively, abnormal background pattern (flat trace, burst suppression, or continuous low voltage) was detected in 7 (12%), discontinuous normal voltage in 37 (61%), and continuous normal voltage in 16 (27%) infants. Nineteen infants (32%) did not return to normal SWCs within the recording period. Seizures were detected in 4 infants preoperatively and in another 4 postoperatively. After we controlled for surgical and postoperative risk factors, abnormal postoperative background pattern and lack of return to SWCs independently predicted poorer intelligence quotient at 4 years (P = .03 and P = .04 respectively) but was not related to motor outcome. CONCLUSION aEEG is a useful bedside tool that helps to predict outcome in infants undergoing open-heart surgery for CHD. Abnormal postoperative background pattern and lack of return to SWCs are markers for subsequent impaired cognitive development.
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Affiliation(s)
- Beatrice Latal
- Child Development Center, University Children's Hospital, Zurich, Switzerland; Children's Research Center, University Children's Hospital, Zurich, Switzerland.
| | - Gabriele Wohlrab
- Department of Pediatric Neurology and Neurophysiology, University Children's Hospital, Zurich, Switzerland
| | - Barbara Brotschi
- Department of Pediatric Intensive Care and Neonatology, University Children's Hospital, Zurich, Switzerland
| | - Ingrid Beck
- Child Development Center, University Children's Hospital, Zurich, Switzerland
| | - Walter Knirsch
- Children's Research Center, University Children's Hospital, Zurich, Switzerland; Division of Cardiology, University Children's Hospital, Zurich, Switzerland
| | - Vera Bernet
- Children's Research Center, University Children's Hospital, Zurich, Switzerland; Department of Pediatric Intensive Care and Neonatology, University Children's Hospital, Zurich, Switzerland
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20
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Mehta B, Hunt R, Walker K, Badawi N. Evaluation of Preoperative Amplitude-Integrated Electroencephalography (aEEG) Monitoring for Predicting Long-Term Neurodevelopmental Outcome Among Infants Undergoing Major Surgery in the Neonatal Period. J Child Neurol 2016; 31:1276-81. [PMID: 27287185 DOI: 10.1177/0883073816653781] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/15/2015] [Accepted: 04/18/2016] [Indexed: 11/15/2022]
Abstract
The authors aimed to evaluate preoperative amplitude-integrated electroencephalography (aEEG) patterns for predicting neurodevelopmental outcome among infants undergoing major surgery in the neonatal period. They retrospectively reviewed the preoperative aEEG data of 58 neonates who had undergone major neonatal surgery between 2006 and 2008. The authors classified aEEGs using a weighted background score. Neurodevelopmental outcome was assessed at 3 years of age using the Bayley Scales of Toddler and Infant Development III. Over a third of infants (36%) showed an abnormal aEEG background. Seizure activity was identified in 11 (19%) infants. The majority (68%) of infants had developmental delay, with no significant differences between cardiac and other surgery groups. Logistic regression found no statistically significant but some clinically important associations between aEEG background and neurodevelopmental outcome. Comorbidity was associated with worse outcomes. While the predictive utility of aEEG in this population remains unclear, the findings suggest that further research is warranted.
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Affiliation(s)
- Bhavesh Mehta
- Grace Centre for Newborn Care, Children's Hospital at Westmead, Sydney, Australia Sydney Medical School, University of Sydney, Sydney, NSW, Australia
| | - Rodney Hunt
- Department of Neonatal Medicine, Royal Children's Hospital, Melbourne, Australia
| | - Karen Walker
- Grace Centre for Newborn Care, Children's Hospital at Westmead, Sydney, Australia Sydney Medical School, University of Sydney, Sydney, NSW, Australia
| | - Nadia Badawi
- Grace Centre for Newborn Care, Children's Hospital at Westmead, Sydney, Australia Sydney Medical School, University of Sydney, Sydney, NSW, Australia
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Birca A, Vakorin VA, Porayette P, Madathil S, Chau V, Seed M, Doesburg SM, Blaser S, Nita DA, Sharma R, Duerden EG, Hickey EJ, Miller SP, Hahn CD. Interplay of brain structure and function in neonatal congenital heart disease. Ann Clin Transl Neurol 2016; 3:708-22. [PMID: 27648460 PMCID: PMC5018583 DOI: 10.1002/acn3.336] [Citation(s) in RCA: 32] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/25/2016] [Accepted: 07/05/2016] [Indexed: 12/16/2022] Open
Abstract
Objective To evaluate whether structural and microstructural brain abnormalities in neonates with congenital heart disease (CHD) correlate with neuronal network dysfunction measured by analysis of EEG connectivity. Methods We studied a prospective cohort of 20 neonates with CHD who underwent continuous EEG monitoring before surgery to assess functional brain maturation and network connectivity, structural magnetic resonance imaging (MRI) to determine the presence of brain injury and structural brain development, and diffusion tensor MRI to assess brain microstructural development. Results Neonates with MRI brain injury and delayed structural and microstructural brain development demonstrated significantly stronger high‐frequency (beta and gamma frequency band) connectivity. Furthermore, neonates with delayed microstructural brain development demonstrated significantly weaker low‐frequency (delta, theta, alpha frequency band) connectivity. Neonates with brain injury also displayed delayed functional maturation of EEG background activity, characterized by greater background discontinuity. Interpretation These data provide new evidence that early structural and microstructural developmental brain abnormalities can have immediate functional consequences that manifest as characteristic alterations of neuronal network connectivity. Such early perturbations of developing neuronal networks, if sustained, may be responsible for the persistent neurocognitive impairment prevalent in adolescent survivors of CHD. These foundational insights into the complex interplay between evolving brain structure and function may have relevance for a wide spectrum of neurological disorders manifesting early developmental brain injury.
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Affiliation(s)
- Ala Birca
- Division of Neurology Department of Paediatrics The Hospital for Sick Children and the University of Toronto Toronto Canada; Division of Neurology Department of Neuroscience CHU Sainte-Justine and the University of Montreal Montreal Canada
| | - Vasily A Vakorin
- Department of Biomedical Physiology and Kinesiology Simon Fraser University Burnaby Canada
| | - Prashob Porayette
- Division of Cardiology Department of Paediatrics The Hospital for Sick Children and the University of Toronto Toronto Canada
| | - Sujana Madathil
- Program in Neurosciences and Mental Health SickKids Research Institute Toronto Canada
| | - Vann Chau
- Division of Neurology Department of Paediatrics The Hospital for Sick Children and the University of Toronto Toronto Canada; Program in Neurosciences and Mental Health Sick Kids Research Institute Toronto Canada
| | - Mike Seed
- Division of Cardiology Department of PaediatricsThe Hospital for Sick Children and the University of Toronto Toronto Canada; Program in Neurosciences and Mental Health Sick Kids Research Institute Toronto Canada
| | - Sam M Doesburg
- Department of Biomedical Physiology and Kinesiology Simon Fraser University Burnaby Canada
| | - Susan Blaser
- Program in Neurosciences and Mental Health Sick Kids Research Institute Toronto Canada; Department of Diagnostic Imaging The Hospital for Sick Children Toronto Canada
| | - Dragos A Nita
- Division of Neurology Department of Paediatrics The Hospital for Sick Children and the University of Toronto Toronto Canada; Program in Neurosciences and Mental Health Sick Kids Research Institute Toronto Canada
| | - Rohit Sharma
- Division of Neurology Department of Paediatrics The Hospital for Sick Children and the University of Toronto Toronto Canada
| | - Emma G Duerden
- Program in Neurosciences and Mental Health SickKids Research Institute Toronto Canada
| | - Edward J Hickey
- Program in Neurosciences and Mental Health Sick Kids Research Institute Toronto Canada; Division of Cardiovascular Surgery Department of Surgery The Hospital for Sick Children and the University of Toronto Toronto Canada
| | - Steven P Miller
- Division of Neurology Department of Paediatrics The Hospital for Sick Children and the University of Toronto Toronto Canada; Program in Neurosciences and Mental Health Sick Kids Research Institute Toronto Canada
| | - Cecil D Hahn
- Division of Neurology Department of Paediatrics The Hospital for Sick Children and the University of Toronto Toronto Canada; Program in Neurosciences and Mental Health Sick Kids Research Institute Toronto Canada
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Mulkey SB, Yap VL, Bai S, Ramakrishnaiah RH, Glasier CM, Bornemeier RA, Schmitz ML, Bhutta AT. Amplitude-integrated EEG in newborns with critical congenital heart disease predicts preoperative brain magnetic resonance imaging findings. Pediatr Neurol 2015; 52:599-605. [PMID: 25838043 PMCID: PMC4442075 DOI: 10.1016/j.pediatrneurol.2015.02.026] [Citation(s) in RCA: 21] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/01/2014] [Revised: 12/18/2014] [Accepted: 02/26/2015] [Indexed: 12/21/2022]
Abstract
OBJECTIVE The study aims are to evaluate cerebral background patterns using amplitude-integrated electroencephalography in newborns with critical congenital heart disease, determine if amplitude-integrated electroencephalography is predictive of preoperative brain injury, and assess the incidence of preoperative seizures. We hypothesize that amplitude-integrated electroencephalography will show abnormal background patterns in the early preoperative period in infants with congenital heart disease that have preoperative brain injury on magnetic resonance imaging. METHODS Twenty-four newborns with congenital heart disease requiring surgery at younger than 30 days of age were prospectively enrolled within the first 3 days of age at a tertiary care pediatric hospital. Infants had amplitude-integrated electroencephalography for 24 hours beginning close to birth and preoperative brain magnetic resonance imaging. The amplitude-integrated electroencephalographies were read to determine if the background pattern was normal, mildly abnormal, or severely abnormal. The presence of seizures and sleep-wake cycling were noted. The preoperative brain magnetic resonance imaging scans were used for brain injury and brain atrophy assessment. RESULTS Fifteen of 24 infants had abnormal amplitude-integrated electroencephalography at 0.71 (0-2) (mean [range]) days of age. In five infants, the background pattern was severely abnormal. (burst suppression and/or continuous low voltage). Of the 15 infants with abnormal amplitude-integrated electroencephalography, 9 (60%) had brain injury. One infant with brain injury had a seizure on amplitude-integrated electroencephalography. A severely abnormal background pattern on amplitude-integrated electroencephalography was associated with brain atrophy (P = 0.03) and absent sleep-wake cycling (P = 0.022). CONCLUSION Background cerebral activity is abnormal on amplitude-integrated electroencephalography following birth in newborns with congenital heart disease who have findings of brain injury and/or brain atrophy on preoperative brain magnetic resonance imaging.
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Affiliation(s)
- Sarah B. Mulkey
- Department of Pediatrics, Section of Pediatric Neurology, University of Arkansas for Medical Sciences, Arkansas Children’s Hospital, 1 Children’s Way, Little Rock, AR, 72202 USA
| | - Vivien L. Yap
- Department of Pediatrics, Section of Neonatology, University of Arkansas for Medical Sciences, Arkansas Children’s Hospital, Little Rock, AR, 72202 USA
| | - Shasha Bai
- Department of Pediatrics, Section of Biostatistics, University of Arkansas for Medical Sciences, 1 Children’s Way, Little Rock, AR, 72202 USA
| | - Raghu H. Ramakrishnaiah
- Department of Radiology, Section of Pediatric Neuroradiology, University of Arkansas for Medical Sciences, Arkansas Children’s Hospital, 1 Children’s Way, Little Rock, AR, 72202 USA
| | - Charles M. Glasier
- Department of Radiology, Section of Pediatric Neuroradiology, University of Arkansas for Medical Sciences, Arkansas Children’s Hospital, 1 Children’s Way, Little Rock, AR, 72202 USA
| | - Renee A. Bornemeier
- Department of Pediatrics, Section of Cardiology, University of Arkansas for Medical Sciences, Arkansas Children’s Hospital, Little Rock, AR, 72202 USA
| | - Michael L. Schmitz
- Department of Anesthesiology, Section of Pediatric Cardiothoracic Anesthesia, University of Arkansas for Medical Sciences, Arkansas Children’s Hospital, Little Rock, AR, 72202 USA
| | - Adnan T. Bhutta
- Department of Pediatrics, Section of Critical Care, University of Arkansas for Medical Sciences, Arkansas Children’s Hospital, Little Rock, AR, 72202 USA
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Sohn JA, Kim HS, Lee EH, Lee J, Lee JA, Choi CW, Kim EK, Kim BI, Choi JH. Developmental change of amplitude-integrated electroencephalographic activity in preterm infants with intraventricular hemorrhage. Early Hum Dev 2013; 89:961-6. [PMID: 24083894 DOI: 10.1016/j.earlhumdev.2013.09.009] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/22/2013] [Revised: 08/25/2013] [Accepted: 09/03/2013] [Indexed: 11/28/2022]
Abstract
BACKGROUND Amplitude-integrated electroencephalography (aEEG) allows continuous brain function monitoring at bedside. OBJECTIVES This prospective cohort study was designed to longitudinally evaluate aEEG tracings at increased postmenstrual age (PMA) in preterm infants with intraventricular hemorrhage (IVH). METHODS Biweekly aEEG recordings were performed on preterm infants <32 weeks gestational age from 24 to 36 weeks PMA. The tracings were evaluated according to a scoring system adapted from Burdjalov et al. RESULTS We analyzed 496 aEEG recordings in 105 preterm infants. The control group consisted of 42 infants with no IVH, whereas the IVH grade I, II, III, and IV groups consisted of 38, 8, 3, and 14 infants, respectively. There were significant differences in the cycling and total maturation scores among the IVH groups at 36 weeks PMA (p = 0.010 and p = 0.006, respectively). The IVH-IV patients maintained low scores in their cycling as their PMA increased, in contrast to their continuity and amplitude scores. The risk factors affecting the aEEG maturation scores at 36 weeks PMA in the IVH-IV patients included seizure events with the administration of antiepileptic drugs and the insertion of external ventricular drains (β = -0.679 and β = -0.418, respectively; p = 0.003). CONCLUSIONS The low cycling scores persisted until 36 weeks PMA in the IVH-IV group.
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Affiliation(s)
- Jin A Sohn
- Department of Pediatrics, Seoul National University College of Medicine, Seoul, Republic of Korea
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24
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Kasdorf E, Engel M, Perlman JM. Amplitude electroencephalogram characterization in preterm infants undergoing patent ductus arteriosus ligation. Pediatr Neurol 2013; 49:102-6. [PMID: 23859855 DOI: 10.1016/j.pediatrneurol.2013.03.005] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/29/2013] [Revised: 02/25/2013] [Accepted: 03/09/2013] [Indexed: 10/26/2022]
Abstract
BACKGROUND Recent studies suggest an increased risk of neurodevelopmental impairment following patent ductus arteriosus surgical ligation. The mechanisms are unclear, but intraoperative stress or pain may contribute. The objectives of this study were to determine if pain, evidenced by an increase in heart rate and blood pressure, during patent ductus arteriosus ligation would be accompanied by an increase in amplitude-integrated electroencephalogram (aEEG) voltage. METHODS This was an observational, pilot study of infants born at 22.6-35.1 weeks with patent ductus arteriosus requiring surgical ligation. The aEEG was recorded prior to, during surgery, and for 2 hours following surgery. Mean heart rate, blood pressure, and aEEG voltage were analyzed for each recording period. RESULTS Seventeen preterm infants were studied at a mean postmenstrual age of 26.6 weeks. Following anesthetic induction, aEEG became suppressed and remained suppressed during the postoperative period. Heart rate and blood pressure increased significantly intraoperatively. The aEEG voltage did not increase with an increase in heart rate. Infants received between 3.7-47 μg/kg of fentanyl. CONCLUSIONS There was no correlation between aEEG voltage and vital sign changes. aEEG is not a useful tool as a marker of pain during patent ductus arteriosus ligation, rather a more standardized approach to pain management should be considered.
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Affiliation(s)
- Ericalyn Kasdorf
- Department of Pediatrics, Division of Newborn Medicine, Weill Cornell Medical College, New York-Presbyterian Hospital, New York, New York, USA.
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Gunn JK, Beca J, Hunt RW, Olischar M, Shekerdemian LS. Perioperative amplitude-integrated EEG and neurodevelopment in infants with congenital heart disease. Intensive Care Med 2012; 38:1539-47. [DOI: 10.1007/s00134-012-2608-y] [Citation(s) in RCA: 48] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/05/2011] [Accepted: 05/13/2012] [Indexed: 11/28/2022]
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