Perfusfind S.L.
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Impact of an inline extracorporeal membrane oxygenation hemofilter system in neonatal acute kidney injury

Abstract Extracorporeal membrane oxygenation (ECMO) is considered a recognized lifesaving support for patients with cardiorespiratory failure. Acute kidney injury (AKI) and fluid overload are significant morbidity factors resulting in serious..

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Significantly increased low shear rate viscosity, blood elastic modulus, and RBC aggregation in adults following cardiac surgery

Abstract Open heart surgeries are common for treating ischemic and heart valve disease. During cardiac surgery, cardiopulmonary bypass (CPB) can temporarily take over the function of heart and lungs. However,..

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Cerebral Pathophysiology in Extracorporeal Membrane Oxygenation: Pitfalls in Daily Clinical Management

Abstract Extracorporeal membrane oxygenation (ECMO) is a life-saving technique that is widely being used in centers throughout the world. However, there is a paucity of literature surrounding the mechanisms affecting..

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Feasibility of a 3D Printed Patient-Specific Model System to Determine Hemodynamic Energy Delivery During Extracorporeal Circulation

Abstract Although many have studied the effects of pulsatile flow on extracorporeal circulation, its advantages remain controversial. One reason for this situation is that in most studies, pulsatility was evaluated..

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Vascular Complications and Use of a Distal Perfusion Cannula in Femorally Cannulated Patients on Extracorporeal Membrane Oxygenation

Abstract Femoral arterial cannulation in adult venoarterial (VA) extracorporeal membrane oxygenation (ECMO) predisposes patients to ipsilateral limb ischemia. Placement of a distal perfusion catheter (DPC) is one of few techniques available..

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Pharmacological interventions for protecting renal function after cardiac surgery: a Bayesian network meta‐analysis of comparative effectiveness

Abstract Many drugs have been investigated as potentially protective of renal function after cardiac surgery. However, their comparative effectiveness has not been established. We performed an arm‐based hierarchical Bayesian network..

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An elevated respiratory quotient predicts complications after cardiac surgery under extracorporeal circulation: an observational pilot study

Abstract Following cardiac surgery, hyperlactatemia due to anaerobic metabolism is associated with an increase in both morbidity and mortality. We previously found that an elevated respiratory quotient (RQ) predicts anaerobic..

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Utility of thromboelastography versus routine coagulation tests for assessment of hypocoagulable state in patients undergoing cardiac bypass surgery

Abstract Introduction: Peri-operative monitoring of coagulation is important to diagnose potential cause of hemorrhage, to manage coagulopathy and guide treatment with blood products in patients undergoing cardiac surgery with cardiopulmonary bypass...

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Relationship between maximum clot firmness in ROTEM® and postoperative bleeding after coronary artery bypass graft surgery in patients using clopidogrel

Abstract Background:  The aim of the present study was to investigate the relationship between maximum clot firmness (MCF) in rotational thromboelastometry (ROTEM®) and postoperative bleeding in patients on clopidogrel after..

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Urinary hypoxia: an intraoperative marker of risk of cardiac surgery-associated acute kidney injury

Abstract Background Acute kidney injury (AKI) is common after cardiac surgery and profoundly affects postoperative mortality and morbidity. There are no validated methods to assess risk of AKI intraoperatively. Methods..

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Predictors of Poor Outcomes in Pediatric Venoarterial Extracorporeal Membrane Oxygenation

Abstract Background: Venoarterial extracorporeal membrane oxygenation (VA-ECMO) provides respiratory and hemodynamic support to pediatric patients in severe cardiac failure. We aim to identify risk factors associated with poorer outcomes in..

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Pre‐operative anaemia, intra‐operative hepcidin concentration and acute kidney injury after cardiac surgery: a retrospective observational study

Abstract Acute kidney after cardiac surgery is more common in anaemic patients, whereas haemolysis during cardiopulmonary bypass may lead to iron‐induced renal injury. Hepcidin promotes iron sequestration by macrophages: hepcidin..

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Facilitating technologies in minimally invasive aortic valve replacement: a propensity score analysis

Abstract OBJECTIVES Minimally invasive aortic valve replacement (MIAVR) can be technically demanding and may lead to prolonged operative time. We evaluated the intraoperative and postoperative patient outcomes following implementation of..

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Retrograde perfusion in isolated perfused mouse lungs—Feasibility and effects on cytokine levels and pulmonary oedema formation

Abstract Retrograde lung vascular perfusion can appear in high‐risk surgeries. The present report is the first to study long‐term retrograde perfusion of isolated perfused mouse lungs (IPLs) and to use..

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The effects of hydroxyethyl starch and gelatine on pulmonary cytokine production and oedema formation

Abstract Recently, side effects of plasma expanders like hydroxyethyl starch and gelatine gained considerable attention. Most studies have focused on the kidneys; lungs remain unconsidered. Isolated mouse lungs were perfused..

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Two cases of “stone heart” with fatal outcome

Abstract  The “stone heart” syndrome is a rare but often fatal complication of cardiac surgery associated with hypertrophy of the myocardium. The mechanisms behind the syndrome are not fully understood...

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Pre-hospital extra-corporeal cardiopulmonary resuscitation

Abstract Survival from out-of-hospital cardiac arrest (OHCA) has remained low despite advances in resuscitation science. Hospital-based extra-corporeal cardiopulmonary resuscitation (ECPR) is a novel use of an established technology that provides..

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Aortic cross-clamp time and cardiopulmonary bypass time: prognostic implications in patients operated on for infective endocarditis

Abstract OBJECTIVES Prolonged aortic cross-clamp (XCT) and cardiopulmonary bypass time (CPBT) are associated with increased morbidity and mortality following cardiac surgery. The aim of this study was to assess the..

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Steroids in cardiac surgery: a systematic review and meta-analysis

Abstract Background  (CPB) induces a systemic inflammatory reaction that may contribute to . Preventing this reaction with steroids may improve outcomes. We performed a systematic review to evaluate the impact of..

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Comparison of Two Major Perioperative Bleeding Scores for Cardiac Surgery Trials: Universal Definition of Perioperative Bleeding in Cardiac Surgery and…

Abstract Editor’s Perspective What We Already Know about This Topic Major bleeding can occur during cardiac surgery. Although different scoring systems exist, the assessment of bleeding can be variable, and..

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Comprehensive blood conservation program in a new congenital cardiac surgical program allows bloodless surgery for the Jehovah Witness and a…

Abstract Background: Cardiac surgery on Jehovah's Witnesses (JW) can be challenging, given the desire to avoid blood products. Establishment of a blood conservation program involving the pre-, intra- and post-operative..

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The effect of protamine dosing variation on bleeding and transfusion after heparinisation for cardiopulmonary bypass

Abstract Introduction: Accurate dosing of protamine reversal following on-pump cardiac surgical procedures is challenging, with both excessive and inadequate administration recognised to increase bleeding risk. We aimed to examine the..

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Systemic Inflammatory Response Syndrome After Acute Myocardial Infarction Complicated by Cardiogenic Shock

Abstract Background  The role of inflammation in patients with coronary artery disease is emerging. We sought to assess the profile and outcomes of patients with a clinical syndrome of severe systemic..

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Clinical review: Interpretation of arterial pressure wave in shock states

Abstract In critically ill patients monitored with an arterial catheter, the arterial pressure signal provides two types of information that may help the clinician to interpret haemodynamic status better: the..

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Mechanisms of vascular hyporesponsiveness in septic shock

Abstract Purpose: To define some of the most common characteristics of vascular hyporesponsiveness to catecholamines during septic shock and outline current therapeutic approaches and future perspectives. Methods: Source data were obtained from..

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Vasopressin: Mechanisms of action on the vasculature in health and in septic shock

Abstract Background:  Vasopressin is essential for cardiovascular homeostasis, acting via the kidney to regulate water resorption, on the vasculature to regulate smooth muscle tone, and as a central neurotransmitter, modulating..

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Systemic release of cytokines and heat shock proteins in porcine models of polytrauma and hemorrhage

Abstract Objective:  To define systemic release kinetics of a panel of cytokines and heat shock proteins in porcine polytrauma/hemorrhage models and to evaluate whether they could be useful as early trauma biomarkers...

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Vasoplegia treatments: the past, the present, and the future

Abstract Vasoplegia is a ubiquitous phenomenon in all advanced shock states, including septic, cardiogenic, hemorrhagic, and anaphylactic shock. Its pathophysiology is complex, involving various mechanisms in vascular smooth muscle cells..

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Statistical primer: basics of survival analysis for the cardiothoracic surgeon

Abstract Survival analysis incorporates various statistical methods specific to data on time until an event of interest. While the event is often death, giving rise to the phrase ‘survival analysis’,..

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The use of acute normovolemic hemodilution in paediatric cardiac surgery

Abstract Background Acute normovolemic hemodilution (ANH) is considered safe and effective in decreasing perioperative transfusion in paediatric populations undergoing high blood‐loss surgeries. We determined the association between ANH and the..

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