Publications by authors named "Jacob Raphael"

Objectives: Following cardiac surgery, patients often require ventilatory support during transport to the intensive care unit (ICU). Manual ventilation using a bag valve mask (BVM) is commonly employed; however, mechanical ventilation may sometimes be preferred due to concerns regarding oxygenation, ventilation, and hemodynamic stability. The decision between manual and mechanical ventilation is typically based on clinical experience and surgical factors, as there is no established consensus or robust clinical evidence to guide this choice.

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Despite multiple recent guidelines recommending the diagnosis and treatment of anemia before elective cardiac surgery, few institutions have formal programs or methods in place to accomplish this. A major limitation is the perceived financial shortfall and the leadership buy-in required to undertake such an initiative. The purpose of this advisory from the Society of Cardiovascular Anesthesiologists (SCA) Clinical Practice Improvement Committee with endorsement by the Society for the Advancement of Patient Blood Management (SABM) is to provide an overview of preoperative anemia management programs with an emphasis on the associated financial implications.

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Preoperative anemia is common and associated with worse outcomes in cardiac surgery including acute kidney injury, red blood cell transfusion, cardiovascular complications, stroke, infection, and death. Patient blood management programs, which include dedicated clinical programs to diagnose and treat anemia in advance of surgery (ie, preoperative anemia programs), have been highlighted as a means to optimize the blood health of each patient, thereby decreasing risk for allogeneic transfusion and improving clinical outcomes. However, there remain implementation challenges for preoperative anemia programs, including difficulties with education of patients and staff, short lead times to address anemia, infrastructure and staffing limitations, lack of clear leadership or ownership of preoperative anemia, the need to develop treatment algorithms and ensure appropriate infusion therapy support, lack of capital support, and insurance/reimbursement concerns, amongst others.

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Article Synopsis
  • * The article summarizes recommendations for handling fluids from the preoperative stage to hospital discharge, focusing on various surgical procedures while excluding certain categories like burn injuries and head and neck surgeries.
  • * Individualized fluid management is emphasized, considering the type of surgery and patient-specific factors, while ongoing gaps in knowledge highlight the need for further research in this area.
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Background: Excessive perioperative bleeding is associated with major complications in cardiac surgery, resulting in increased morbidity, mortality, and cost.

Methods: An international expert panel was convened to develop consensus statements on the control of bleeding and management of transfusion and to suggest key quality metrics for cardiac surgical bleeding. The panel reviewed relevant literature from the previous 10 years and used a modified RAND Delphi methodology to achieve consensus.

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Objectives: This work was designed to evaluate maximum platelet contractile force and thrombus area before and after cardiopulmonary bypass (CPB) in pediatric patients having congenital heart disease (CHD) surgery using a microfluidic device.

Design: A prospective cohort study was designed.

Setting: The work took place at an academic medical center.

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Background: Intraoperative packed red blood cell (PRBC) transfusion during cardiac surgery is associated with increased postoperative morbidity and mortality; however, data on the association between PRBC transfusion and postoperative pulmonary complications (PPCs) are somewhat conflicting. Using The Society of Thoracic Surgeons Adult Cardiac Surgery Database, we sought to determine whether intraoperative PRBC transfusion was associated with PPCs as well as with longer intensive care unit (ICU) stay after isolated coronary artery bypass grafting (CABG) surgery.

Methods: A registry-based cohort study was performed on 751,893 patients with isolated CABG between January 1, 2015, to December 31, 2019.

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Objectives: There are multiple published guidelines on comprehensive patient blood management (PBM), centered on the 3 pillars of PBM: managing preoperative anemia, minimizing blood loss, and tolerating intraoperative/postoperative anemia. We sought to create an order set to facilitate widespread implementation of evidence-based PBM for cardiac surgery patients.

Methods: Subject matter experts were consulted to translate existing guidelines and literature into a sample turnkey order set (TKO) for PBM.

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Neonates who require surgery for congenital heart disease (CHD) frequently have difficulty with oral feeds post-operatively and may require a feeding tube at hospital discharge. The purpose of this study was to determine the effect of oral or nasal intubation route on feeding method at hospital discharge. This was a non-blinded randomized control trial of 62 neonates who underwent surgery for CHD between 2018 and 2021.

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Acute kidney injury (AKI) is a common complication in cardiac surgery patients, with a reported incidence of 20 to 30%. The development of AKI is associated with worse short- and long-term mortality, and longer hospital length of stay. The pathogenesis of cardiac surgery-associated AKI is poorly understood but likely involves an interplay between preoperative comorbidities and perioperative stressors.

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The Society of Cardiovascular Anesthesiologists (SCA) is committed to improving the quality, safety, and value that cardiothoracic anesthesiologists bring to patient care. To fulfill this mission, the SCA supports the creation of peer-reviewed manuscripts that establish standards, produce guidelines, critically analyze the literature, interpret preexisting guidelines, and allow experts to engage in consensus opinion. The aim of this report, commissioned by the SCA President, is to summarize the distinctions among these publications and describe a novel SCA-supported framework that provides guidance to SCA members for the creation of these publications.

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This is an annual review to cover highlights in transfusion and coagulation in patients undergoing cardiovascular surgery. The goal of this article is to provide readers with a focused summary of the most important transfusion and coagulation topics published in 2022. This includes a discussion covering the management of anemia and red blood cell transfusion, the management of factor Xa inhibitors, updates in coagulation testing, updates in the use of factor concentrates, advances in platelet therapy, advances in anticoagulation management of patients on extracorporeal membrane oxygenation and other forms of mechanical circulatory support, and advances in the diagnosis and management of heparin-induced thrombocytopenia.

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Objective: Dimethylsulfoxide-cryopreserved platelets are being evaluated for treatment of acute hemorrhage in patients with thrombocytopenia or platelet dysfunction when liquid stored platelets are unavailable. Patients undergoing cardiac surgery with cardiopulmonary bypass with risk factors for significant bleeding represent a population for which determining efficacy and safety of cryopreserved platelets is ideal in the clinical trial setting. The primary objective is to compare blood loss in cardiopulmonary bypass patients receiving cryopreserved platelets or liquid stored platelets.

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: Ultrafiltration is used with cardiopulmonary bypass to reduce the effects of hemodilution and restore electrolyte balance. We performed a systematic review and meta-analysis to analyze the effect of conventional and modified ultrafiltration on intraoperative blood transfusion.: Utilizing the Preferred Reporting Items for Systematic Reviews and Meta-Analysis (PRISMA) statement, we systematically searched MEDLINE, EMBASE, Web of Science, and Cochrane Library to perform a meta-analysis of studies of randomized controlled trials (RCTs) and observational studies evaluating conventional ultrafiltration (CUF) and modified ultrafiltration (MUF) on the primary outcome of intraoperative red cell transfusions.

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Objective: We determined whether intraoperative packed red blood cell (PRBC) transfusion was associated with a higher incidence of hospital-acquired venous thromboembolic (HA-VTE) complications and adverse outcomes after isolated coronary artery bypass grafting (CABG) surgery.

Background: Intraoperative PRBC has been associated with increased risk for postoperative deep venous thrombosis after cardiac surgery, but validation of these findings in a large, multi-institutional, national cohort of cardiac surgery patients has been lacking.

Methods: A registry-based cohort study of 751,893 patients with isolated CABG between January 1, 2015, to December 31, 2019.

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Background: Cardiac surgery-associated acute kidney injury (AKI) is associated with increased postoperative morbidity and mortality. Evidence suggests an association between perioperative acetaminophen administration and decreased incidence of postoperative AKI in pediatric cardiac surgery patients; however, an effect in adults is unknown.

Methods: All patients (n = 6192) undergoing coronary and/or valve surgery with a recorded Society of Thoracic Surgeons (STS) risk score at our institution between 2010 and 2018 were stratified by acetaminophen exposure on the day of surgery using institutional pharmacy records.

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Background: Coronary artery bypass grafting (CABG) is the most common cardiac surgical procedure in the world and up to one-third of patients are transfused red blood cells (RBCs). RBC transfusion may increase the risk for health care-associated infection (HAI) after CABG, but previous studies have shown conflicting results and many did not establish exposure temporality. Our objective was to explore whether intraoperative RBC transfusion is associated with increased odds of postoperative HAI.

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Background: Patients having hip fracture surgery are at high risk for postoperative delirium. Red blood cell (RBC) transfusion may increase postoperative delirium risk by causing neuroinflammation. We hypothesized that RBC transfusion would be associated with postoperative delirium in patients having hip fracture surgery.

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Background: Blood conservation and hemostasis are integral parts of reducing avoidable blood transfusions and the associated morbidity and mortality. Despite the publication of blood conservation guidelines for cardiac surgery, evidence suggests persistent variability in practice patterns. Members of the Society of Cardiovascular Anesthesiologists (SCA) created a survey to audit conformance to existing guidelines and use the results to help narrow the evidence-to-practice gap.

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Background: Infants with congenital heart disease remain vulnerable to potentially preventable pathogens. Although immunization can significantly reduce this risk, it is unknown how immunization status can be affected by cardiac surgery with cardiopulmonary bypass (CPB). The objective was to evaluate the effect of CPB on infant vaccination status after cardiac surgery.

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