Tags Archives: ischemia-reperfusion

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Cardiopulmonary bypass–mediated lung ischemia–reperfusion injury: A protective role of sitaxentan

Abstract Background Cardiopulmonary bypass is widely used in cardiac surgery but often leads to lung ischemia–reperfusion injury, a major cause of morbidity and mortality. Despite advances in critical care, effective..

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The impact of remote ischemic preconditioning on postoperative outcomes in pediatric cardiac surgery: an updated systematic review and meta-analysis

Abstract Remote ischemic preconditioning (RIPreC) has been regarded as a promising strategy to reduce ischemia-reperfusion injury to the heart and other organs caused by cardiopulmonary bypass. While RIPreC has demonstrated..

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Revolution in Organ Preservation: Technological Exploration

Abstract Organ preservation plays a critical role in addressing transplantation challenges, including donor shortages and ischemia-reperfusion injury (IRI). Continuous advancements in preservation technologies are essential to meet the increasing demand..

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Veno-venous extracorporeal membrane oxygenation exacerbates lung ischaemia–reperfusion injury in a rat model

Abstract OBJECTIVES Although lung transplantation has experienced great development in the past decades, the survival rate remains low, and lung ischaemia–reperfusion injury during transplantation is a major cause of primary..

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Cerebral Inflammation in an Animal Ischemia–Reperfusion Model Comparing Histidine-Tryptophan-α-Ketoglutarate and Del Nido Cardioplegia

Abstract Brain injury and cerebral inflammation are frequent complications following cardiopulmonary bypass (CPB) resulting in neurocognitive dysfunction, encephalopathy, or stroke. We compared cerebral inflammation induced by del Nido and histidine-tryptophan-α-ketoglutarate..

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Cardioplegia: Classification, Evolution, and Strategies to Reduce Reperfusion Injury

1. Introduction Cardioplegia plays a crucial role in myocardial protection during cardiac surgery by inducing controlled cardiac arrest and minimizing ischemic injury. Over the years, various cardioplegia strategies have evolved,..

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Normothermic Crystalloid Polarizing Cardioplegia Improves Systolic and Diastolic Function in a Porcine Model of Cardiopulmonary Bypass

Abstract Background/Objectives: Previously, we showed that blood-based polarizing cardioplegia exerted beneficial cardioprotection during hypothermic ischemia; however, these positive effects of blood-based polarizing cardioplegia were reduced during normothermic ischemia compared to..

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Gradual Reperfusion in Cardioplegia-Induced Cardiac Arrest

Abstract Background and Objectives: The majority of cardiac surgical procedures are performed using cardiopulmonary bypass and cardioplegia-induced cardiac arrest. Cardiac arrest and reperfusion may lead to ischemia-reperfusion injury of the..

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Levels of Circulating Ketone Bodies in Patients Undergoing Cardiac Surgery on Cardiopulmonary Bypass

Abstract Ketone bodies (KBs) are energy-efficient substrates utilized by the heart depending on its metabolic demand and substrate availability. Levels of circulating KBs have been shown to be elevated in..

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Handgrip exercise in patients scheduled for cardiac surgery to attenuate troponin release: a feasibility study

Abstract Cardiac surgery, including surgical aortic valve repair (SAVR) and coronary artery bypass grafting (CABG), are associated with ischemia-reperfusion (I/R) injury. Single bouts of exercise, including handgrip exercise, may protect..

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Extracorporeal cytokine adsorption reduces systemic cytokine storm and improves graft function in lung transplantation

Abstract Objectives Ischemia–reperfusion injury often coincides with a , which can result in  following . Our previous research has demonstrated  improvement by cytokine adsorption during ex vivo lung perfusion. The aim of this study was..

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PATHOBIOLOGY OF MYOCARDIAL ISCHEMIA AND REPERFUSION INJURY

Abstract This review presents an integrated approach to the analysis of myocardial ischemia and reperfusion injury and the modulating influence of myocardial conditioning during the evolution of acute myocardial infarction..

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Ameliorating Effect of Klotho Protein on Rat Heart during I/R Injury

Abstract An essential procedure for the treatment of myocardial infarction is restoration of blood flow in the obstructed infarct artery, which may cause ischaemia/reperfusion (I/R) injury. Heart I/R injury manifests..

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The impact of hyperoxia on outcomes after cardiac surgery: a systematic review and narrative synthesis

Abstract Purpose Historically, cardiac surgery patients have often been managed with supraphysiologic intraoperative oxygen levels to protect against the risks of cellular hypoxia inherent in the un-physiologic nature of surgery..

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