Journal ArticleAm J Transplant · December 2025
Kidney transplantation is the ultimate treatment for patients with end stage renal disease. However, with the expanding gap between organ supply and demand, utilization of organs from extended-criteria donors is an important strategy to address this proble ...
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Journal ArticleAm J Transplant · November 13, 2025
Implantation of cultured allogeneic thymus tissue (CTTI) into athymic human recipients generates functional recipient-derived naïve T cells that are tolerant to the donor. Currently, CTTI is always performed with 12 to 21 days of thymus procurement to avoi ...
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Journal ArticleJ Cardiothorac Vasc Anesth · November 7, 2025
OBJECTIVE: The purpose of this study is to describe a cohort of pediatric patients undergoing robot-assisted cardiac surgery at a single center and to discuss the anesthetic implications and perioperative considerations to optimize outcomes. DESIGN: A retr ...
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ConferenceJHLT Open · November 2025
We report the first US pediatric heart transplant utilizing the XVIVO Heart Assist Transport (XHAT) system for donor heart preservation. An 11-year-old recipient successfully received a heart from a 27-year-old donor using hypothermic ex vivo perfusion. Th ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · October 25, 2025
BackgroundThis study characterizes all donation after circulatory death (DCD) pediatric heart procurements and transplants performed in the United States before 2024.MethodsWe conducted a retrospective review of the United Network for Organ Sharing Databas ...
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Journal ArticleCurr Cardiol Rep · October 23, 2025
PURPOSE OF REVIEW: There remains no single perfect aortic valve replacement option in patients with aortic valve disease. In this manuscript, we will discuss the modern role of the Ross Procedure in children and adults with aortic valve disease. RECENT FIN ...
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Journal ArticlePerfusion · October 16, 2025
IntroductionCurrent extracorporeal membrane oxygenation (ECMO) monitoring methods for circuit obstructions have limitations. In this study, we test the hypothesis that changes in flow in a pre-existing shunt tubing of the ECMO circuit can be used as a pred ...
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Journal ArticleJ Thorac Cardiovasc Surg · October 2025
OBJECTIVE: Orthotopic heart transplant is the definitive option for pediatric patients with end-stage heart failure. Unfortunately, the greatest contributor to waitlist mortality has been a shortage of available hearts for transplant. Donation after circul ...
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Journal ArticleJ Thorac Cardiovasc Surg · October 2025
BACKGROUND: Traditional heart valve replacement options lack growth potential, limiting their long-term effectiveness in pediatric patients. Partial heart transplantation is an emerging approach that offers growth-capable valves by transplanting only the v ...
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Journal ArticleTransplantation · October 1, 2025
Congenital valvular abnormalities in pediatric patients represent a complex surgical problem that carries with it significant morbidity and mortality. Repair of native valves may not always be feasible, leading to requisite surgical intervention. This has ...
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Journal ArticleJAMA · September 23, 2025
IMPORTANCE: Partial heart transplant, or living valve replacement, has the potential to advance surgical management of irreparable valvular disease by providing a viable option with capacity for growth. OBJECTIVES: To describe the early experience and asse ...
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Journal ArticleOperative Techniques in Thoracic and Cardiovascular Surgery · September 1, 2025
Background: The gold standard for treatment of patients with end-stage heart failure remains heart transplantation. Time spent on the active waiting list, notably for pediatric patients, contributes to alarmingly high mortality. Donation after circulatory ...
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Journal ArticleAnn Thorac Surg · August 2025
In the Ross procedure, homograft stenosis and regurgitation have limited the longevity of the right ventricle-to-pulmonary artery (RV-PA) conduit. Partial heart transplantation (PHT) facilitates conduit growth throughout the life of the child. We report th ...
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Journal ArticleN Engl J Med · July 17, 2025
Cardiac allotransplantation is warranted in children with end-stage heart failure or irreparable congenital heart disease. A dearth of organs for transplantation has contributed to long wait-list times and resultant deaths in this population. Donation afte ...
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Journal ArticleAnn Thorac Surg · July 2025
BACKGROUND: Cardiac allotransplantation is the optimal treatment for end-stage heart failure. However, organ supply remains the principal issue affecting patients. Pediatric patients present unique challenges resulting in long wait-list times and increased ...
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Journal ArticleCirculation · May 20, 2025
Heart valve replacement in children is fraught with long-term morbidity and mortality rates, largely because conventional implants lack the capacity to grow with the child. Partial heart transplantation presents a potential solution by transplanting only s ...
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Journal ArticleJ Heart Lung Transplant · April 2025
Pediatric heart transplantation (HTx) faces challenges such as limited donor availability and the need for complex reconstructions, particularly in patients with congenital anomalies. Ex vivo perfusion offers a promising approach to minimize graft ischemic ...
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Journal ArticleInterdiscip Cardiovasc Thorac Surg · March 5, 2025
OBJECTIVES: There are significant disparities in global access to cardiothoracic surgery. Training a diverse cohort of global cardiothoracic surgeons is a critical step. However, little is known about training pathways globally, and there is a lack of stan ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · March 2025
BackgroundWe sought to determine the management and early outcomes of complete atrioventricular septal defect-tetralogy of Fallot (AVSD-TOF) for a contemporary multicenter cohort.MethodsOf 739 participants in the Congenital Heart Surgeons' Society AVSD coh ...
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Journal ArticleAnn Thorac Surg Short Rep · March 2025
BACKGROUND: Alpha-gal syndrome from tick bites, due to sensitivity to alpha-gal, can cause severe allergies. Heart valve implants contain alpha-gal, yet alpha-gal syndrome screening is not standard before valve replacement. This study examines perioperativ ...
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Journal ArticleAnn Thorac Surg Short Rep · March 2025
BACKGROUND: Partial heart transplantation (PHT) has emerged as a pioneering approach for treating infants with irreparable heart valve dysfunction. However, the scarcity of suitable donors presents a significant bottleneck to its widespread application. Th ...
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Journal ArticleInnovations (Phila) · 2025
OBJECTIVE: Pediatric mitral valve replacement remains a significant challenge due to the lack of growth-capable prostheses, often necessitating multiple reoperations. Partial heart transplantation (PHT) has shown promise in the semilunar position but has n ...
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Journal ArticleInnovations (Phila) · 2025
OBJECTIVE: To develop a holistic measure of congenital heart center performance, we created a composite "textbook outcome" (TO) for the Fontan operation using postoperative endpoints. We hypothesized that achieving the TO would have a positive prognostic a ...
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Journal ArticleAnn Thorac Surg Short Rep · December 2024
BACKGROUND: This study sought to determine the safety of primary and staged biventricular repair in neonates with interrupted aortic arch (IAA), ventricular septal defect (VSD), and severe left ventricular outflow tract obstruction (LVOTO). METHODS: Patien ...
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Journal ArticleCardiol Young · December 2024
BACKGROUND: An aberrant right subclavian artery represents the most common aortic arch vascular anomaly. Conventional wisdom states that these anomalies do not result in dysphagia, but rather serve as "red herrings". Clearly, in the vast majority of cases, ...
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Journal ArticleCardiol Young · December 2024
BACKGROUND: Society of Thoracic Surgeons Congenital Heart Surgery Database is the largest congenital heart surgery database worldwide but does not provide information beyond primary episode of care. Linkage to hospital electronic health records would captu ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · September 2024
Partial heart transplantation is a new approach to deliver growing heart valve implants. Partial heart transplants differ from heart transplants because only the part of the heart containing the necessary heart valve is transplanted. This allows partial he ...
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Journal ArticleAnn Thorac Surg · September 2024
BACKGROUND: Although coarctation of the aorta without concomitant intracardiac pathology is relatively common, there is lack of guidance regarding aspects of its management in neonates and infants. METHODS: A panel of experienced congenital cardiac surgeon ...
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Journal ArticleCardiol Young · July 2024
BACKGROUND: This study describes the illness burden in the first year of life for children with single-ventricle heart disease, using the metric of days alive and out of hospital to characterize morbidity and mortality. METHODS: This is a retrospective sin ...
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Journal ArticleImmunohorizons · July 1, 2024
The critical importance of the thymus for generating new naive T cells that protect against novel infections and are tolerant to self-antigens has led to a recent revival of interest in monitoring thymic function in species other than humans and mice. Nonh ...
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Journal ArticleJ Heart Lung Transplant · June 2024
Heart valve replacement in children is an unsolved problem in congenital cardiac surgery because state-of-the-art heart valve implants do not grow. This leads to serial repeat operations to replace outgrown heart valve implants. Partial heart transplantati ...
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Journal ArticleCryobiology · June 2024
Cryopreserved human heart valves fill a crucial role in the treatment for congenital cardiac anomalies, since the use of alternative mechanical and xenogeneic tissue valves have historically been limited in babies. Heart valve models have been used since 1 ...
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Journal ArticleSci Rep · May 29, 2024
Partial heart transplantation (PHT) is a novel surgical approach that involves transplantation of only the part of the heart containing a valve. The rationale for this approach is to deliver growing heart valve implants that reduce the need for future re-o ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · May 2024
Background: To develop a more holistic measure of congenital heart center performance beyond mortality, we created a composite "textbook outcome" (TO) for the Glenn operation. We hypothesized that meeting TO would have a positive prognostic and financial i ...
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Journal ArticlePediatr Transplant · May 2024
INTRODUCTION: Partial heart transplants are a new type of pediatric transplant that replace defective heart valves with the parts of matched donor hearts containing the necessary valves. Short-term outcomes of partial heart transplants are excellent, but l ...
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ConferenceJTCVS Tech · April 2024
OBJECTIVE: In select patients with borderline ventricular hypoplasia, we adopted a strategy of initial single-ventricle palliation followed by staged or direct biventricular conversion by 2 years of age. METHODS: Between 2018 and 2023, 14 newborns with bor ...
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Journal ArticleOperative Techniques in Thoracic and Cardiovascular Surgery · March 1, 2024
The Norwood procedure can be performed with several variations including a sustained total all-region (STAR) perfusion technique, introduced at our institution 5 years ago and well described in a prior Operative Techniques article. Regardless of technique ...
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Journal ArticleJAMA · January 2, 2024
IMPORTANCE: The treatment of neonates with irreparable heart valve dysfunction remains an unsolved problem because there are no heart valve implants that grow. Therefore, neonates with heart valve implants are committed to recurrent implant exchanges until ...
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Journal ArticleSemin Thorac Cardiovasc Surg Pediatr Card Surg Annu · 2024
Partial heart transplantation is the first clinically successful approach to deliver growing heart valve implants. To date, 13 clinical partial heart transplants have been performed. However, turning partial heart transplantation into a routine procedure t ...
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Journal ArticleJ Thorac Cardiovasc Surg · November 2023
OBJECTIVE: To compare patient characteristics and overall survival for infants with critical left heart obstruction after hybrid palliation (bilateral pulmonary artery banding with or without ductal stenting) versus nonhybrid management (eg, Norwood, prima ...
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Journal ArticleClin Transplant · November 2023
BACKGROUND: A history of congenital heart disease and previous transplantation are each independently associated with worse survival following pediatric heart transplantation. This study aimed to evaluate the characteristics and outcomes of children underg ...
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Journal ArticlePediatr Crit Care Med · November 1, 2023
The recent NITRIC and STRESS trials demonstrate opportunities to perform pragmatic large randomized trials in congenital heart disease. We discuss lessons learnt from these trials which can inform future trial design and conduct in the field of pediatric h ...
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Journal ArticleCatheter Cardiovasc Interv · November 2023
Pulmonary vein stenosis is poorly tolerated in patients who have undergone Fontan palliation and typically requires surgical or transcatheter intervention. Percutaneous transcatheter approaches to intervention can be technically difficult due to challengin ...
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Journal ArticleJ Am Coll Cardiol · October 3, 2023
BACKGROUND: Hybrid palliation (bilateral pulmonary artery banding with or without ductal stenting) is an initial management strategy for infants with critical left heart obstruction and serves as palliation until subsequent operations are pursued. OBJECTIV ...
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Journal ArticleJTCVS Tech · October 2023
OBJECTIVES: The Impella 5.5 has been successfully used in the adult population; however, safety and efficacy data in patients aged less than 18 years are limited. METHODS: Six pediatric patients, aged 13 to 16 years and weighing 45 to 113 kg, underwent axi ...
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Journal ArticleCardiol Young · September 2023
BACKGROUND: The optimal timing of surgical repair for infants with complete atrioventricular canal defect remains controversial, as there are risks to both early and late repair. We address this debate by investigating the association of various risk facto ...
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Journal ArticleAnn Thorac Surg · September 2023
BACKGROUND: The long-term impact of ventricular dominance on Fontan outcomes is controversial. This study examined this issue in a 25-year cohort. METHODS: Patients undergoing the Fontan operation at a single institution (Duke University Medical Center, Du ...
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Journal ArticleJ Thorac Cardiovasc Surg · September 2023
OBJECTIVE: To determine patient characteristics and outcomes after Norwood versus comprehensive stage II (COMPSII) for infants with critical left heart obstruction who had prior hybrid palliation (bilateral pulmonary artery banding ± ductal stent). METHODS ...
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Journal ArticleJTCVS Open · September 2023
OBJECTIVES: To develop a more holistic measure of center performance than operative mortality, we created a composite "textbook outcome" for the Norwood operation using several postoperative end points. We hypothesized that achieving the textbook outcome w ...
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Journal ArticleAnn Thorac Surg Short Rep · September 2023
Congenital Gerbode defects, consisting of a deficiency in the membranous septum causing left ventricle-to-right atrium shunting, are rarely hemodynamically significant. Here, we present the case of a neonate with a large unrestrictive Gerbode defect, paten ...
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Journal ArticleAnn Thorac Surg · June 2023
BACKGROUND: Value-based bundles require surgeons to understand their costs. Current approaches to cost reporting are confusing and difficult to reproduce. Using the Epic surgical receipt function, we describe an intuitive and systematic approach for evalua ...
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Journal ArticleCardiol Young · May 2023
BACKGROUND: Infants with truncus arteriosus typically undergo repair by repurposing the truncal valve as the neo-aortic valve and using a valved conduit homograft for the neo-pulmonary valve. In cases where the native truncal valve is too insufficient for ...
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Journal ArticleCardiol Young · April 2023
We present the case of a five-year-old child with an inlet ventricular septal defect, subpulmonic stenosis, hypoplastic right ventricle, and straddling tricuspid valve who received a successful one-stage biventricular repair with right ventricular rehabili ...
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Journal ArticleJ Cardiovasc Dev Dis · March 31, 2023
The current standard of care for pediatric patients with unrepairable congenital valvular disease is a heart valve implant. However, current heart valve implants are unable to accommodate the somatic growth of the recipient, preventing long-term clinical s ...
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Journal ArticleCardiol Young · January 2023
OBJECTIVE: Pulmonary insufficiency requiring reintervention frequently occurs after primary tetralogy of Fallot repair. Repeat interventions present a challenge for both the surgeon and patient. We compare a minimally invasive, 5 cm left anterior mini-inci ...
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Journal ArticleSemin Thorac Cardiovasc Surg · 2023
We developed a technique for the Norwood operation utilizing continuous perfusion of the head, heart, and lower body at mild hypothermia named Sustained Total All-Region (STAR) perfusion. We hypothesized that STAR perfusion would be associated with shorter ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · January 2023
The double switch operation for congenitally corrected transposition of the great arteries (CC-TGA) has been associated with high rates of reintervention, including the need for pulmonary valve replacement. Hybrid interventional approaches can avoid bypass ...
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Journal ArticlePLoS One · 2023
Congenital heart defects are the most common type of birth defects in humans and frequently involve heart valve dysfunction. The current treatment for unrepairable heart valves involves valve replacement with an implant, Ross pulmonary autotransplantation, ...
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Journal ArticleInnovations (Phila) · 2023
Many young adults require heart valve replacements. Current options for valve replacement in adults include mechanical valves, bioprosthetic valves, or the Ross procedure. Of these, mechanical and bioprosthetic valves are the most common options, although ...
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Chapter · January 1, 2023
The development of cardiopulmonary bypass (CPB) and the modern era of open-heart surgery arose from early attempts to correct intracardiac congenital heart defects in children using extracorporeal circulation. This chapter explains that the safe performanc ...
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Journal ArticleN Engl J Med · December 8, 2022
BACKGROUND: Although perioperative prophylactic glucocorticoids have been used for decades, whether they improve outcomes in infants after heart surgery with cardiopulmonary bypass is unknown. METHODS: We conducted a multicenter, prospective, randomized, p ...
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Journal ArticleJ Thorac Cardiovasc Surg · December 2022
BACKGROUND: Galactose-α-1,3-galactose (alpha-gal) is a carbohydrate that is ubiquitously expressed in all mammals except for primates and humans. Patients can become sensitized to this antigen and develop alpha-gal syndrome (AGS), or a red meat allergy. Sy ...
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Journal ArticleJ Thorac Cardiovasc Surg · December 2022
Human cardiac organoid systems hold significant promise for mechanistic studies of early heart morphogenesis and an improved understanding of congenital cardiac disease. ...
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Journal ArticleAnn Thorac Surg · December 2022
BACKGROUND: Children with single-ventricle (SV) heart disease possess a spectrum of heart malformations, yet progress through similar hemodynamic states, suggesting differences in outcomes are related to fundamental morphologic differences, patient charact ...
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Journal ArticleJ Card Surg · December 2022
BACKGROUND: The treatment of babies with unrepairable heart valve dysfunction remains an unsolved problem because there are no growing heart valve implants. However, orthotopic heart transplants are known to grow with recipients. AIM: Partial heart transpl ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · September 2022
We present the case of a child with borderline hypoplastic left heart complex who initially received Norwood and Glenn operations without atrial septectomy and was later converted to a biventricular circulation after progressive growth of the left ventricl ...
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Journal ArticleJ Allergy Clin Immunol · September 2022
Establishing tolerance remains a central, if elusive, goal of transplantation. In solid-organ transplantation, one strategy for inducing tolerance has been cotransplantation of various forms of thymic tissue along with another organ. As one of the biologic ...
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Journal ArticleExpert Rev Cardiovasc Ther · August 2022
INTRODUCTION: Cardiac xenotransplantation presents significant potential to the field of heart failure by addressing the high demand for donor organs. The availability of xenograft hearts would substantially augment the number of life-saving organs availab ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · May 2022
OBJECTIVES: During congenital heart surgery, the pulmonary valve and root may be placed into the systemic position, yielding a "neoaortic" valve. With the stress of systemic pressure, the pulmonary roots can dilate, creating aneurysms and/or neoaortic insu ...
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ConferenceJ Thorac Cardiovasc Surg · March 2022
OBJECTIVE: During repair of atrioventricular septal defect (AVSD), surgeons might leave an atrial level shunt when concerned about postoperative physiology, or as part of routine practice. However, the association of fenestration with outcomes is unclear. ...
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Journal ArticleInnovations (Phila) · 2022
Cardiac hemangiomas are a rare tumor traditionally resected by median sternotomy. We performed a minimally invasive right ventricular cardiac hemangioma resection via a left anterior mini-incision (LAMI). The procedure was without complication, and the pat ...
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Journal ArticleAnn Biomed Eng · December 2021
Oxygenator thrombosis during extracorporeal membrane oxygenation (ECMO), is a complication that necessitates component replacement. ECMO centers monitor clot burden by intermittent measurement of pressure drop across the oxygenator. An increase in pressure ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · November 2021
We report a case of an 18-year-old female who presented with severe aortic stenosis and insufficiency, eight years following resection of a subaortic membrane. On echocardiography, she was found to have a completely fused or nullicuspid valve, with three e ...
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Journal ArticleJ Thorac Dis · October 2021
BACKGROUND: Cardiac surgery is a technically demanding field with an appreciable learning curve that extends beyond formal training. Minimally invasive congenital cardiac surgery has one of the steepest learning curves. Early complications often discourage ...
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ConferenceAnnals of Thoracic Surgery · July 1, 2021
Background: Fontan failure often requires surgical therapy in the form of Fontan revision or heart transplantation. We sought to characterize national trends in the surgical burden of Fontan failure and identify risk factors for adverse outcomes. Methods: ...
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Journal ArticleAnn Thorac Surg · July 2021
BACKGROUND: Fontan failure often requires surgical therapy in the form of Fontan revision or heart transplantation. We sought to characterize national trends in the surgical burden of Fontan failure and identify risk factors for adverse outcomes. METHODS: ...
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Journal ArticlePerfusion · July 2021
We present the case of a newborn with complex congenital heart disease who was treated with a neonatal Norwood operation and total anomalous pulmonary venous return repair. During the Norwood reconstruction, a novel technique was utilized to perfuse the he ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · July 2021
BACKGROUND: The use of systemic-to-pulmonary shunts (SPS) in neonates with single ventricle heart defects and ductal-dependent pulmonary blood flow (ddPBF) was historically associated with high morbidity and mortality at our center. As a result, we transit ...
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Journal ArticleOperative Techniques in Thoracic and Cardiovascular Surgery · June 1, 2021
Reparative operations for insufficient cardiac valves constitute the surgical procedures of choice when pathoanatomies permit. At present, mitral and tricuspid repair techniques are well-established, but recent data also suggest that reconstruction of insu ...
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Journal ArticleAnn Thorac Surg · April 2021
BACKGROUND: Unicuspid aortic valves (Sievers type 2 bicuspid) are characterized by major fusion and clefting of the right-left coronary commissure, and minor fusion of the right-noncoronary commissure. Repair has been difficult because of two fusions, vari ...
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Journal ArticleInnovations (Phila) · 2021
OBJECTIVE: The benefits of minimally invasive adult cardiac surgery are well established. Nevertheless, minimally invasive congenital cardiac procedures, even for adult patients, are uncommon. In 2018, we started repairing anomalous aortic origin of a coro ...
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Journal ArticleJ Card Surg · December 2020
AIMS: The HeartMate 3 (HM3) ventricular assist device (VAD) is gaining popularity in adults due to a favorable risk profile. However, reports of HM3 use in children are limited, potentially due to concerns with device size. MATERIALS AND METHODS: Here we r ...
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Journal ArticleAnn Thorac Surg · October 2020
Systemic right ventricle failure often develops in patients with dextro-transposition of the great arteries who have undergone atrial-level switch procedures. An adult with dextro-transposition of the great arteries with Mustard repair in childhood present ...
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Journal ArticleOperative Techniques in Thoracic and Cardiovascular Surgery · September 1, 2020
The acute phase of recovery following the Norwood procedure can be complicated by considerable instability due in part to bleeding, acute kidney injury, systemic inflammatory response, and low cardiac function. The traditional conduct of cardiopulmonary by ...
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Journal ArticleCurr Cardiol Rep · August 8, 2020
PURPOSE OF REVIEW: The development of biventricular repair and conversion pathways for patients with borderline hypoplastic heart disease represents an area of recent inquiry and innovation. This review summarizes emerging techniques and novel treatment al ...
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Journal ArticleAm Heart J · August 2020
BACKGROUND: Randomized controlled trials (RCTs) in children with heart disease are challenging and therefore infrequently performed. We sought to improve feasibility of perioperative RCTs for this patient cohort using data from a large, multicenter clinica ...
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Journal ArticleJCI Insight · June 4, 2020
Eighty-six infants born without a thymus have been treated with allogeneic cultured thymus tissue implantation (CTTI). These infants, who lack T cells and are profoundly immunodeficient at birth, after CTTI from an unmatched donor develop T cells similar t ...
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Journal ArticleEur J Cardiothorac Surg · June 1, 2020
OBJECTIVES: Aortic insufficiency (AI) is common in patients with proximal aortic disease, but limited options exist to facilitate aortic valve repair (AVr) in this population. This study reports 'real-world' early results of AVr using newly FDA-approved tr ...
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Journal ArticleProgress in Pediatric Cardiology · June 1, 2020
Bovine aortic arch is an anatomical variant in which the innominate and left common carotid arteries share a common origin. Coarctation of the aorta is a congenital heart defect characterized by narrowing of the aortic arch. Resection with extended end-to- ...
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Journal ArticleJ Thorac Cardiovasc Surg · May 2020
OBJECTIVE: Marfan syndrome (MFS) represents a genetic disorder with a range of clinical features, including proximal aortic aneurysms. Extensive research has revealed an abundance of transforming growth factor beta from a mutation in fibrillin-1 to be the ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · March 2020
The right anterior mini-incision has emerged as an effective minimally invasive approach for adult aortic root and valve operations. However, adoption of minimally invasive techniques has been limited in congenital heart surgery. We report a case of anomal ...
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Journal ArticleCatheter Cardiovasc Interv · February 15, 2020
For many patients with repaired congenital heart disease, the need for reintervention on dysfunctional right ventricular outflow tracts is pervasive. Many such patients are poor candidates for both transcatheter pulmonary valve replacement and cardiopulmon ...
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Journal ArticleJ Surg Res · February 2020
BACKGROUND: Cardiopulmonary bypass (CPB) is essential for the repair of many congenital cardiac defects in infants but is associated with significant derangements in hemostasis and systemic inflammation. As a result, hemorrhagic complications and thrombosi ...
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Journal ArticleAm Heart J · February 2020
For decades, physicians have administered corticosteroids in the perioperative period to infants undergoing heart surgery with cardiopulmonary bypass (CPB) to reduce the postoperative systemic inflammatory response to CPB. Some question this practice becau ...
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Journal ArticleCardiol Young · January 2020
BACKGROUND: Preoperative mechanical ventilation is associated with morbidity and mortality following CHD surgery, but prior studies lack a comprehensive analysis of how preoperative respiratory support mode and timing affects outcomes. METHODS: We retrospe ...
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Journal ArticleSemin Thorac Cardiovasc Surg Pediatr Card Surg Annu · 2020
Aortic stenosis and aortic insufficiency (AI) are common valvular conditions that may necessitate repair or replacement of the aortic valve. Aortic valve replacement is associated with higher long-term complications and thus, a consistent, reliable method ...
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Journal ArticleInnovations (Phila) · 2020
Pulmonary insufficiency is a known complication following Tetralogy of Fallot repair. With over 90% of patients now surviving to adulthood, surgeons are once again faced with the question of when, and more importantly, how to reintervene. We developed a no ...
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Journal ArticleInnovations (Phila) · 2020
A 12-year-old, 32 kg male with history of Tetralogy of Fallot status post repair at 8 days of life presented with progressive pulmonary insufficiency and left pulmonary artery stenosis. Surgical options were discussed, and the patient and his family electe ...
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Journal ArticleInnovations (Phila) · 2020
The majority of congenital and adult cardiac surgery is performed through a median sternotomy. For surgeons, this incision provides excellent exposure; however, for patients, a median sternotomy confers a poorer cosmetic outcome and the possibility of post ...
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Journal ArticlePediatr Cardiol · October 2019
A bovine arch is the most common aortic arch variant, characterized by a common origin of the innominate artery and the left common carotid artery. Data have shown that children with bovine arch anatomy and coarctation are at a significantly higher risk of ...
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Journal ArticleCurr Cardiol Rep · February 28, 2019
PURPOSE OF REVIEW: This paper will discuss current cannulation strategies for infant aortic arch repair and compare them to more traditionally used techniques. RECENT FINDINGS: Aortic arch reconstruction in infants has traditionally involved deep hypotherm ...
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Journal ArticleAnn Thorac Surg · January 2019
BACKGROUND: Historically, steroids and endomyocardial biopsies have, respectively, been part of standard immunosuppression for preventing cardiac transplant rejection and monitoring for rejection. However, these treatments come with numerous adverse effect ...
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Journal ArticleInnovations (Phila) · 2019
Pulmonary fibroelastomas are a rare primary cardiac tumor with less than 50 cases reported in the literature to date. We performed a minimally invasive valve-sparing tumor resection through a left anterior mini-incision (LAMI). The procedure was performed ...
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Journal ArticleArtif Organs · April 2018
The development of a pediatric cardiac support program is a complex, multidisciplinary project. This study describes the University of Iowa Congenital Heart Program's experience from its inception to the present. In, we examine those specific factors that ...
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Journal ArticleJ Thorac Cardiovasc Surg · March 2018
OBJECTIVES: Arch branching has never been shown to influence recoarctation after extended end-to-end anastomosis via thoracotomy, yet in each study bovine arch identification is grossly underreported. This study aims to (1) assess chart review reliability ...
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Journal ArticleAnn Otol Rhinol Laryngol · February 2018
BACKGROUND: Left nonrecurrent laryngeal nerve (LNRLN) is an extremely rare anatomic variant. The development of such anatomic variation requires the regression of both the fourth (aortic arch) and sixth (ductus arteriosus, DA) arches on the left side. Preo ...
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Journal ArticleAnn Pediatr Cardiol · 2018
Acquired intracardiac left-to-right shunts are rare occurrences. Chest trauma and myocardial infection are well-known causes of acquired ventricular septal defect (VSD). There have been several case reports describing left ventricle to right atrium shunt a ...
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Journal ArticleInnovations (Phila) · 2018
Traditionally, pacing leads are placed transvenously, although smaller pediatric patients who require permanent pacemakers may benefit from delaying tranvenous lead placement until they are larger. Alternative, minimally invasive atrioventricular pacing op ...
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Chapter · January 1, 2018
Congenital mitral valve disease is rarely seen in isolation. It is more commonly associated with complex congenital defects, including Shone’s complex, hypoplastic left heart syndrome, transposition of the great arteries, and connective tissue diseases. Sy ...
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Journal ArticleJ Pediatr · November 2017
OBJECTIVES: To update previously described trends for neonates with congenital diaphragmatic hernia (CDH) receiving ECMO with changes in recommendations for care, and to determine how recent advancements in respiratory care have affected this patient popul ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · September 2017
BACKGROUND: Patent ductus arteriosus (PDA) treatment is typically pharmacologic, but if unsuccessful, surgical ligation is commonly performed. High-frequency jet ventilation (HFJV) is used at the University of Iowa Stead Family Children's Hospital for extr ...
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ConferenceAnn Thorac Surg · August 2017
BACKGROUND: Marfan syndrome (MFS) represents a genetic disorder with variable phenotypic expression. The main cardiovascular sequelae of MFS include aortic aneurysm/dissection and cardiomyopathy. Although significant advances in the understanding of transf ...
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Journal ArticleAnn Vasc Surg · February 2017
Traumatic aortic injuries in children and adolescents are rare. Although endovascular repair has become the preferred approach for such injuries in adults, open repair has endured as the gold standard in children owing mainly to the smaller aortic and acce ...
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ConferenceAnn Thorac Surg · February 2017
BACKGROUND: The Society of Thoracic Surgeons Workforce on Congenital Heart Surgery (CHS) undertook a third subspecialty Practice Survey (2005, 2010, 2015) to obtain contemporary data. METHODS: A search for potential participants was conducted using multipl ...
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Journal ArticleAorta (Stamford) · February 2017
BACKGROUND: Coronary button reimplantation can represent a technical challenge of aortic root reconstruction that can be associated with significant morbidity and mortality. With the goal of simplifying coronary reimplantation and reducing the incidence of ...
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Journal ArticleInnovations (Phila) · 2017
OBJECTIVE: Numerous surgical approaches regarding aortic arch advancement for neonatal arch hypoplasia have been described. These repairs can be classified into two categories: those that incorporate a patch and those that do not. The decision between repa ...
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Journal ArticleASAIO J · 2017
The hypothesis that blood flow monitoring could serve as an effective early indicator of distal obstruction during extracorporeal membrane oxygenation (ECMO) was tested under controlled experimental conditions. The ECMO circuit typically includes (or could ...
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Journal ArticleJ Pediatr Surg · September 2016
BACKGROUND: Chest radiography (CXR) has emerged as an attractive alternative imaging option for objective pre-operative assessment of pectus excavatum (PE) with comparable accuracy, reduced cost, and less radiation exposure when compared to computed tomogr ...
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Journal ArticleAnn Thorac Surg · July 2016
BACKGROUND: The arterial switch operation is standard of care for infants born with dextrotransposition of the great arteries. Supravalvar pulmonary stenosis is a common complication that may require reintervention-balloon angioplasty, stenting, or surgica ...
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Chapter · January 1, 2016
With over 100,000 Americans currently surviving with repaired tetralogy of Fallot and ever-lowering thresholds for pulmonary valve replacement, interventions on the right ventricular outflow tract will continue to drive the practice of reoperative congenit ...
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Journal ArticlePerfusion · January 2016
The temporary total artificial heart (TAH-t) is approved for destination therapy or bridge to transplant and is associated with improved survival rates before and after transplantation [1]. Postoperatively, patients with the TAH-t may experience acute resp ...
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Journal ArticleInnovations (Phila) · 2016
Standard practice for weaning patients off venoarterial extracorporeal membrane oxygenation (ECMO) occurs by decreasing pump flows until idle flow is achieved. This method is limited in its use because it is difficult to assess a patient's true potential t ...
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Journal ArticleJ Pediatr Surg · November 2015
BACKGROUND: We previously reported the use of a computed tomography (CT)-based Correction Index (CI) as a more accurate assessment of pectus excavatum (PE) severity than the historically used Haller Index (HI). This study examines the diagnostic capabiliti ...
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Journal ArticleAnn Thorac Surg · October 2015
BACKGROUND: During the past decade, cardiothoracic surgery (CTS) education has undergone tremendous change with the advent of new technologies and the implementation of integrated programs, to name a few. The goal of this study was to assess how residents' ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · April 2015
BACKGROUND: The HeartWare Ventricular Assist System is indicated to provide mechanical circulatory support of patients with intractable heart failure as a bridge to cardiac transplantation. We describe the use of this device to support the systemic right v ...
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Journal ArticleInnovations (Phila) · 2015
OBJECTIVE: Operative repair for anomalous aortic origin of a coronary artery (AAOCA) has been described using various innovative techniques. Common to each series is the use of a full sternotomy. As demand for minimally invasive approaches to adult cardiac ...
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Journal ArticlePediatr Cardiol · January 2015
This study aimed to evaluate the prevalence of preexcitation and possible pseudo-preexcitation among patients undergoing complex congenital heart surgery at a single center. During a 6-year period (2007-2013), the study retrospectively reviewed the electro ...
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Journal ArticleInnovations (Phila) · 2015
Hypoplasia of the aortic arch commonly accompanies coarctation of the aorta and should be addressed at the time of coarctation repair to prevent residual gradient. Using a novel technique, McKenzie et al performed an ascending sliding arch aortoplasty to c ...
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Journal ArticleAnn Thorac Surg · October 2014
Left hilar exposure can be challenging during bilateral sequential lung transplantation, particularly in patients with idiopathic pulmonary fibrosis due to the overlying heart and limited space. We describe a cost-effective technique that has been used in ...
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Journal ArticleAnn Pediatr Cardiol · May 2014
A mycotic aneurysm is a rare condition occasionally seen in patients with a history of prior cardiac or vascular surgery. Here we report the presentation of a mycotic aneurysm in a pediatric patient at the site of prior aortic coarctation repair. This pati ...
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Journal ArticleAnn Thorac Surg · April 2014
BACKGROUND: The Haller index, derived from a chest computed tomography scan, remains the standard for determining candidacy for pectus excavatum repair (Haller index≥3.25). However, it has been suggested that this index may not accurately reflect pectus se ...
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Journal ArticleInnovations (Phila) · 2014
Aortic root reconstruction is a demanding surgical procedure still associated with a significant morbidity. Arguably, the most demanding aspect of the operation is reestablishing continuity between the prosthetic graft replacing the aortic root and the cor ...
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Journal ArticleInnovations (Phila) · 2014
OBJECTIVE: The Haller index (HI), derived from computed tomography (CT) of the chest, remains the standard for determining pectus excavatum (PE) severity. The ability to accurately determine PE severity from chest radiography (CXR) may provide substantial ...
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Journal ArticleCongenit Heart Dis · 2014
Pentalogy of Cantrell is a rare condition with a varied expression and a high mortality. We present a patient with the classic pentad (type 1), but with a previously undescribed constellation of cardiac manifestations including ectopia cordis totalis, tota ...
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Journal ArticleAnn Thorac Surg · December 2013
Unilateral absence of a proximal pulmonary artery (UAPA) is rare and occurs in an isolated form or in the presence of other cardiovascular anomalies. There is a paucity of literature describing surgical correction of this anomaly. Most commonly, a primary ...
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Journal ArticleAnn Thorac Surg · July 2013
BACKGROUND: Continuous coronary perfusion during Norwood reconstruction offers the theoretic advantage of less postoperative cardiac dysfunction. The avoidance of a cardiac and circulatory arrest period allows time for a more deliberate aortic reconstructi ...
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Journal ArticleAnn Thorac Surg · June 2013
BACKGROUND: Rapid-response extracorporeal membrane oxygenation (RR-ECMO) has been implemented at select centers to expedite cannulation for patients placed on ECMO during extracorporeal cardiopulmonary resuscitation (ECPR). In 2008, we established such a p ...
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Journal ArticleJ Card Surg · May 2013
BACKGROUND: Q fever is a zoonotic disease caused by Coxiella burnetii, an uncommon intracellular bacterium found in livestock and domesticated dogs and cats. A minority of patients who acquire acute Q fever will subsequently develop chronic Q fever endocar ...
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Journal ArticleInnovations (Phila) · 2013
Renal cell carcinoma is occasionally complicated by the formation of a neoplastic thrombus invading the inferior vena cava. Rarely, the thrombus extends into the vena cava, reaching the right atrium. In these situations, despite the advanced tumor stage, s ...
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Journal ArticleAnn Thorac Surg · December 2011
BACKGROUND: Workforce estimates suggest 11% of general surgery residents are considering careers in cardiothoracic (CT) surgery. In an effort to identify areas for programmatic improvement, we examined trends in thoracic surgery residents' perspectives on ...
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Journal ArticleAnn Thorac Surg · August 2011
BACKGROUND: The Society of Thoracic Surgeons (STS) Workforce on Congenital Heart Surgery undertook a second subspecialty Practice and Manpower Survey (2005, 2010) to obtain contemporary data. METHODS: Preliminary research suggested a potential target group ...
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Journal ArticleWorld J Pediatr Congenit Heart Surg · July 1, 2011
BACKGROUND: Anomalous aortic origin of a coronary artery (AAOCA), the anomalous coronary artery arises from an inappropriate coronary sinus and travels between the aorta and pulmonary artery. Proper surgical management depends upon correct diagnosis and ac ...
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Journal ArticleAnn Thorac Surg · November 2010
BACKGROUND: Lung transplantation, definitive therapy for end-stage lung disease, is limited long-term by allograft dysfunction including bronchiolitis obliterans syndrome (BOS). Few modifiable risk factors for pulmonary transplant-related mortality are rec ...
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Journal ArticleSurgery · October 2007
The fate of the circulatory system in response to vascular injury is governed by a series of complex biochemical reactions involving cellular elements and plasma proteins. Alteration of this hemostatic balance can result in excessive bleeding or procoagula ...
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Journal ArticleJ Biol Chem · September 15, 2006
Despite the well documented involvement of thromboxane A(2) receptor (TPR) signaling in the pathogenesis of thrombotic diseases, there are currently no rationally designed antagonists available for clinical use. To a large extent, this derives from a lack ...
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Journal ArticleInteract Cardiovasc Thorac Surg · June 2006
Microwave energy allows thoracoscopic beating-heart ablation for the treatment of atrial fibrillation. However, there is a paucity of data on the histologic effects of microwave energy on the beating human heart. This study aims to histopathologically char ...
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Journal ArticleAnn Surg · January 2006
OBJECTIVE: To define the most sensitive biochemical test to establish the diagnosis of pheochromocytoma and also to assess the potential role of iodine 131-labeled metaiodobenzylguanidine scintigraphy (I-MIBG) in the diagnosis of this tumor. SUMMARY BACKGR ...
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Journal ArticleJ Biol Chem · May 10, 2002
The human thromboxane A(2) (TP) receptor, a member of the G protein-coupled receptor superfamily, consists of seven transmembrane segments. Attempts to elucidate the specific segment(s) that define the receptor ligand-binding pocket have produced less than ...
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Journal ArticleJ Gene Med · 2000
BACKGROUND: Cationic lipids are the most widely used nonviral vectors for gene delivery. Upon complexation to DNA, they offer a nonimmunogenic alternative to viral gene transfer. Unfortunately, their in vivo application has been limited due to a serum-asso ...
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Journal ArticleBioorg Med Chem Lett · October 18, 1999
SQBAzide, a biotinylated, azido derivative of the TXA2 receptor antagonist, SQ31,491, was synthesized and characterized. The compound specifically inhibited human platelet aggregation mediated by TXA2 receptor activation and irreversibly labeled platelet T ...
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Journal ArticleSemin Thorac Cardiovasc Surg
The primary objectives of this study were to describe the characteristics and survival outcomes for children supported with the HeartWare HVAD® system from the global community. This was a retrospective survey of patients <18 years of age with an HVAD® sys ...
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Journal ArticleSemin Thorac Cardiovasc Surg
Partial heart transplantation (PHT) creates a new and innovative approach to allow for patient and disease tailored intervention with the ability to treat a larger patient base. It offers the growth capacity of a heart transplantation without the need for ...
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