Publications by authors named "Daniel Rinewalt"

Background: Hemopericardium is a serious complication that can occur after cardiac surgery. While most post-operative causes are due to inflammation and bleeding, patients with broken sternal wires and an unstable sternum may develop hemopericardium from penetrating trauma.

Case Presentation: We present the case of a 62-year-old male who underwent triple coronary bypass surgery and presented five months later with sudden anterior chest wall pain.

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Background: Long term outcomes of lung transplantation are impacted by the occurrence of chronic lung allograft dysfunction (CLAD). Recent evidence suggests a role for the lung microbiome in the occurrence of CLAD, but the exact mechanisms are not well defined. We hypothesize that the lung microbiome inhibits epithelial autophagic clearance of pro-fibrotic proteins in an IL-33 dependent manner, thereby augmenting fibrogenesis and risk for CLAD.

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Aims: To describe outcomes associated with bridging strategies in patients with acute decompensated heart failure-related cardiogenic shock (ADHF-CS) bridged to durable left ventricular assist device (LVAD) or heart transplantation (HTx).

Methods And Results: Durable LVAD or HTx recipients from 2014 to 2019 with pre-operative ADHF-CS were identified in the Society of Thoracic Surgeons Adult Cardiac Surgery Database and stratified by bridging strategy. The primary outcome was operative or 30-day post-operative mortality.

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Background: Post-procedure readmissions are associated with lower quality of life and increased economic burden. The study aimed to identify predictors for long-term all-cause readmissions in patients who underwent transcatheter aortic valve replacement (TAVR) in a community hospital.

Methods: A Historical cohort study of all adults who underwent TAVR at Cape-Cod hospital between June 2015 and December 2017 was performed and data on readmissions was collected up-to May 2020 (median follow up of 3.

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Article Synopsis
  • Enhanced Recovery After Surgery (ERAS) pathways lead to better clinical outcomes, lower costs, and higher patient satisfaction in various surgical fields, including a growing application in cardiac surgery.
  • In a study involving 102 patients and comparing their outcomes with pre-ERAS controls, ERAS patients demonstrated significantly shorter median ventilation times, ICU stays, and hospital lengths of stay, indicating improved recovery.
  • Although the initial results are promising and show no negative impact on patient outcomes, further research is needed to confirm the long-term effectiveness of ERAS protocols in cardiac surgery.
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Combined heart-liver transplant is an emerging option for patients with indications for heart transplantation and otherwise prohibitive hepatic dysfunction. Heart-liver transplantation is particularly relevant for patients with single ventricle physiology who often develop Fontan-associated liver disease and fibrosis. Although only performed at a limited number of centers, several approaches to combined heart-liver transplantation have been described.

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Despite progress in modern medical therapy, pulmonary hypertension remains an unremitting disease. Once severe or refractory to medical therapy, advanced percutaneous and surgical interventions can palliate right ventricular overload, bridge to transplantation, and overall extend a patient's course. These approaches include atrial septostomy, Potts shunt, and extracorporeal life support.

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Background: Aortic homografts have been used in young patients requiring aortic valve replacement. Currently, these grafts are generally reserved for aortic valve endocarditis with or without root abscess; however, longitudinal data are lacking. Our aim was to assess the long-term safety and durability of homograft implantation.

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Background: Preoperative dental screening before cardiac valve surgery is widely accepted but its required scope remains unclear. This study evaluates two preoperative dental screening (PDS) approaches, a focused approach (FocA) and a comprehensive approach (CompA), to compare postsurgical 90-day mortality.

Methods: Retrospective cohort analysis was performed on all patients who underwent valve surgery at Brigham and Women's Hospital with FocA and Massachusetts General Hospital with CompA of PDS approach from January 2009 to December 2016.

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Background: In severe cases, the coronavirus disease 2019 (COVID-19) viral pathogen produces hypoxic respiratory failure unable to be adequately supported by mechanical ventilation. The role of extracorporeal membrane oxygenation (ECMO) remains unknown, with the few publications to date lacking detailed patient information or management algorithms all while reporting excessive mortality.

Methods: Case report from a prospectively maintained institutional ECMO database for COVID-19.

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Introduction: Extracorporeal membrane oxygenation (ECMO) is a life-saving technology capable of restoring perfusion but is not without significant complications that limit its realizable therapeutic benefit. ECMO-induced hemodynamics increase cardiac afterload risking left ventricular distention and impaired cardiac recovery. To mitigate potentially harmful effects, multiple strategies to unload the left ventricle (LV) are used in clinical practice but data supporting the optimal approach is presently lacking.

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Background: Demand for lung transplant continues to grow nationally, and the number of donation after brain death and donation after circulatory death lung procurements increases each year.

Methods: We describe the Stanford technique for bilateral lung procurement for donation after brain death and donation after circulatory death and highlight the pitfalls and common mistakes to standardize the procurement process and ensure proper harvesting to prevent organ loss.

Results: Damage to the lung graft during bilateral en bloc procurement most commonly results from either poor preservation or injury to a pulmonary vein during division of the left atrial cuff.

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Background: Double lung transplantation (DLT) remains the gold standard for end-stage lung disease. Although DLT was historically performed via clamshell thoracotomy, recently the median sternotomy has emerged as a viable alternative. As the ideal surgical approach remains unclear, the aim of our study was to compare the short- and long-term outcomes of these 2 surgical approaches in DLT.

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Background: Venoarterial extracorporeal membrane oxygenation (VA-ECMO) is a temporary mechanical circulatory support system that may be used as a lifesaving therapy for patients in acute heart failure and as a bridge to definitive management. Physical therapy in these patients remains challenging, with limited protocols to guide practitioners.

Methods: We describe a case of a 37-year-old gentleman who presented with familial cardiomyopathy and cardiogenic shock.

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Objective: Continuous-flow (CF) left ventricular assist devices (LVADs) have replaced pulsatile flow (PF) LVADs irrespective of concerns from the physiologic changes/morbidity secondary to lack of pulsatility. Data comparing posttransplant outcomes in patients with CF vs PF LVADs are limited and conflicting. We used the Organ Procurement and Transplant Network database to compare posttransplant outcomes between CF and PF LVAD patients.

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This report describes our unique temporary right ventricular assist device (RVAD) implantation technique, which enables early mobilization even during biventricular support and subsequent less invasive RVAD removal without needing resternotomy upon recovery.

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