Federica Caldaroni MD , Christian P. Brizard MD , Yves d'Udekem MD, PhD
{"title":"Replacement of the Mitral Valve Under One Year of Age: Size Matters","authors":"Federica Caldaroni MD , Christian P. Brizard MD , Yves d'Udekem MD, PhD","doi":"10.1053/j.pcsu.2021.03.006","DOIUrl":"10.1053/j.pcsu.2021.03.006","url":null,"abstract":"<div><p><span>Surgical management of mitral valve disease<span> in neonates and infants is challenging. When repair is no longer feasible, replacement may become inevitable, but should only be considered as an option of last resort due to the remarkably high rate of associated morbidity and mortality. Mechanical valves are the preferred choice in large annuli, while stented conduits seem promising in smaller ones. In patients<span> with a preoperative mitral valve annulus equal or larger than 15-16 mm, an intra-annular placement of the smallest mechanical valve available should be attempted. In patients with smaller annuli, the placement of a stented </span></span></span>valved conduit seems to display a lower mortality risk. Supra-annular implantation of prostheses should be reserved for exceptional cases and to those familiar with this technique because of the high rate of associated complications.</p></div>","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"24 ","pages":"Pages 57-61"},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39005270","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Luke M. Wiggins MD , S. Ram Kumar MD, PhD , Vaughn A. Starnes MD
{"title":"The Ross Procedure in Children: The Gold Standard?","authors":"Luke M. Wiggins MD , S. Ram Kumar MD, PhD , Vaughn A. Starnes MD","doi":"10.1053/j.pcsu.2021.03.002","DOIUrl":"10.1053/j.pcsu.2021.03.002","url":null,"abstract":"<div><p><span><span><span>The management of aortic valve disease in the </span>pediatric population is complex and requires an individualized approach and opportune application of techniques focused on each individual patient's specific </span>anatomy<span>, pathology, and clinical presentation. Though some patients may require variations in the approach to management, the ultimate goal should be to perform a Ross procedure when </span></span>aortic valve replacement is indicated.</p></div>","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"24 ","pages":"Pages 62-66"},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39005271","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
David G. Lehenbauer MD, James S. Tweddell MD, David S. Winlaw MBBS, MD, FRACS
{"title":"Debate - Replacement of the Mitral Valve Under One Year of Age: Mechanical Valves Should Be Used","authors":"David G. Lehenbauer MD, James S. Tweddell MD, David S. Winlaw MBBS, MD, FRACS","doi":"10.1053/j.pcsu.2021.03.005","DOIUrl":"10.1053/j.pcsu.2021.03.005","url":null,"abstract":"<div><p>This article reviews the literature, focusing on publications from the third millennium and the results of mitral valve replacement in children younger than 1 year of age. Special consideration has been given to neonatal and infant valve replacement to provide insights into valve choice and technique. Mitral valve replacement is an important topic because it carries the highest mortality and poorer long-term prognosis than any other valve replacement in children.</p></div>","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"24 ","pages":"Pages 44-56"},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39005269","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Stem Cell Therapy in Single-Ventricle Physiology: Recent Progress and Future Directions","authors":"Mohamed Abdullah MD, PhD , Samantha Kegel BS , Muthukumar Gunasekaran PhD , Progyaparamita Saha PhD , Xuebin Fu PhD , Rachana Mishra PhD , Sudhish Sharma PhD , Sunjay Kaushal MD, PhD","doi":"10.1053/j.pcsu.2021.03.003","DOIUrl":"10.1053/j.pcsu.2021.03.003","url":null,"abstract":"<div><p><span><span><span>Current surgical and medical treatment options for </span>single ventricle<span> physiology conditions remain palliative. On the long term, despite treatment, the systemic ventricle has a significant risk of developing failure. There are unmet needs to develop novel treatment modalities to help ameliorate the ventricular dysfunction. Advances in the field of </span></span>stem cell therapy have been promising for the treatment of heart failure. Numerous stem cell populations have been identified. Preclinical studies in small and large animal models provide evidence for effectiveness of this treatment modality and reveal several mechanisms of action by which stem cells exert their effect. Many </span>clinical trials<span> have been designed to further investigate the therapeutic potential that stem cell therapy may hold for pediatric populations with single ventricle physiology. In this review, we discuss the stem cell types used in these populations, some preclinical studies, and the clinical trials of stem cell therapy in single ventricle patients.</span></p></div>","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"24 ","pages":"Pages 67-76"},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39017498","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Is There Any Clinical Utility to Genetic Testing for Patients With Congenital Heart Disease?","authors":"Richard W. Kim MD","doi":"10.1053/j.pcsu.2021.04.002","DOIUrl":"10.1053/j.pcsu.2021.04.002","url":null,"abstract":"<div><p>Genetic diagnosis is becoming increasingly sophisticated, with the ability to identify even fine differences in patients with a wide variety of congenital heart lesions. Although we have an incomplete understanding of the clinical consequences of most genetic findings, some categories of mutations can have important implications for disease recurrence and prognosis. Consideration of the biology underlying a genetic deficiency, when known, can be useful in the clinical management of some patients.</p></div>","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"24 ","pages":"Pages 26-29"},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39005265","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Chet R. Villa MD, Angela Lorts MD, MBA, David L.S. Morales MD
{"title":"Ventricular Assist Device Therapy in the Fontan Circulation","authors":"Chet R. Villa MD, Angela Lorts MD, MBA, David L.S. Morales MD","doi":"10.1053/j.pcsu.2021.01.001","DOIUrl":"10.1053/j.pcsu.2021.01.001","url":null,"abstract":"<div><p><span>The number of Fontan patients with circulatory failure and </span>systolic dysfunction<span> is growing rapidly. The last decade has demonstrated that ventricular assist device (VAD) is an effective therapy in properly selected patients. Herein, we discuss the current approach to patient selection, implantation, and patient management.</span></p></div>","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"24 ","pages":"Pages 19-25"},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39005263","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
David J. Barron FRCS(CT), Anusha Jegatheeswaran MD, PhD
{"title":"How and When Should Tetralogy of Fallot be Palliated Prior to Complete Repair?","authors":"David J. Barron FRCS(CT), Anusha Jegatheeswaran MD, PhD","doi":"10.1053/j.pcsu.2021.02.002","DOIUrl":"10.1053/j.pcsu.2021.02.002","url":null,"abstract":"<div><p><span><span><span>The controversy regarding the best or ideal surgical management of Tetralogy of Fallot (ToF) stems from the recognition of there being a spectrum of morphology and associated lesions, each of which require a different approach to achieve the three goals of minimizing mortality preserving </span>right ventricular function long-term and minimizing reinterventions. A one-size-fits-all approach to ToF needs to be replaced by a considered and personalized approach in order to yield the best outcomes possible for individual patients. The great majority of patients with ToF undergo primary complete repair between age 3–9 months with excellent outcomes. However, the greatest challenge is the severely cyanotic neonates where primary repair is still associated with high mortality and reintervention rates. Risk factors are low weight and small/poorly developed </span>pulmonary vasculature<span>. High-risk neonates have better outcomes with palliation—but mortality is still high. Palliative interventions in the catherization<span> lab are showing better outcomes than traditional BT shunt and the RVOT stent is emerging as potential game-changer. Primary neonatal repair is still recommended if weight >3 kg and Nakata >100 mm</span></span></span><sup>2</sup>/m<sup>2</sup>. However, neonates with low weight, small pulmonary arteries or multiple comorbidities (including ToF/AVSD and anomalous LAD) may do better with a staged approach, There is good argument for RVOT stenting as a bridge to complete repair due to its stable circulation without diastolic run off and volume loading of the circulation, and its potential to allow branch PA growth.</p></div>","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"24 ","pages":"Pages 77-84"},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39017499","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Carlos Bonilla-Ramirez MD , Silvana Molossi MD, PhD , Christopher A. Caldarone MD , Ziyad M. Binsalamah MD, FRCSC
{"title":"Anomalous Aortic Origin of the Coronary Arteries – State of the Art Management and Surgical Techniques","authors":"Carlos Bonilla-Ramirez MD , Silvana Molossi MD, PhD , Christopher A. Caldarone MD , Ziyad M. Binsalamah MD, FRCSC","doi":"10.1053/j.pcsu.2021.03.004","DOIUrl":"10.1053/j.pcsu.2021.03.004","url":null,"abstract":"<div><p><span><span>Anomalous aortic origin of a coronary artery (AAOCA) can be associated with </span>myocardial ischemia<span> and sudden cardiac arrest. We describe and compare the management and surgical techniques for patients with AAOCA. Patients presenting to the </span></span>Coronary Artery Anomalies<span><span> Program are evaluated and managed following a standardized approach. Our approach and data were compared to other single-center and multi-institutional data and results. Patients with AAOCA present as an incidental finding<span> approximately 50% of the time. Advanced axial imaging is essential to define the anatomic characteristics of this lesion. Preoperative and postoperative assessment of myocardial perfusion with provocative testing is feasible and contributes to </span></span>risk stratification<span>. The surgical techniques for AAOCA repair include coronary unroofing, transection and reimplantation<span>, and neo-ostium creation, among others. In general, surgical repair of AAOCA can mitigate the risk of ischemia with low mortality. The specific morbidities and complications of each different technique should be considered during the surgical planning. Surgical repair of AAOCA can mitigate the risk of ischemia with a low associated mortality but with clinically relevant morbidities. Long-term follow-up is necessary to accurately balance the risks of repaired and unrepaired AAOCA.</span></span></span></p></div>","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"24 ","pages":"Pages 85-94"},"PeriodicalIF":0.0,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39017500","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Cardiac Surgery: A Complete Guide","authors":"","doi":"10.1007/978-3-030-24174-2","DOIUrl":"https://doi.org/10.1007/978-3-030-24174-2","url":null,"abstract":"","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"33 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72878134","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Cardiac Resynchronization Therapy for Heart Failure","authors":"Mumin R. Noor, Rebecca E. Lane, Owais Dar","doi":"10.1007/978-3-030-24174-2_66","DOIUrl":"https://doi.org/10.1007/978-3-030-24174-2_66","url":null,"abstract":"","PeriodicalId":38774,"journal":{"name":"Pediatric Cardiac Surgery Annual","volume":"IA-19 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84602443","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}