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Engineering tough blood clots for rapid haemostasis and enhanced regeneration

Abstract Blood clots are pivotal for haemostasis and regeneration, but they are mechanically weak and form slowly, posing risks for life-threatening haemorrhage and limiting broader applications,,. These limitations are attributed..

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Association between platelet indices and next-day bleeding and clotting in children and adults on extracorporeal membrane oxygenation: A retrospective study

Abstract Introduction Bleeding and clotting phenotypes are common in patients supported with Extracorporeal Membrane Oxygenation (ECMO) and are associated with increased mortality. However, tools to distinguish bleeding from clotting phenotypes..

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Improving bleeding and thrombosis in patients with extracorporeal life support: could hematology help?

Abstract Despite the advances in technology, new patient populations, new medications, and multiple monitoring algorithms for anticoagulation, bleeding, and thrombosis complications remain high among those receiving extracorporeal life support (ECLS)..

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Quality management of comprehensive blood conservation strategies during cardiopulmonary bypass in pediatric cardiac surgery

Abstract Background Pediatric cardiac surgery with cardiopulmonary bypass (CPB) carries substantial transfusion requirements, exposing patients to increased risks of complications during hospital stay. This study evaluates the clinical impact of..

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Perioperative blood loss in cardiac surgery: Validation of machine learning-derived clusters

Abstract Background There is no universally accepted definition of perioperative blood loss in cardiac surgery. Existing methods are based on chest tube output and are not normalised for patient weight...

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Use of extracorporeal membrane oxygenation with a cardiotomy reservoir for patient blood management in thoracoabdominal open surgery: A single centre…

Abstract Open thoracoabdominal aortic aneurysm repair (TAAAR) is associated with mortality rates of between 8% and 25%. One of the characteristics of TAAAR is massive bleeding that requires multiple units..

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Anaemia: A Scientific Overview on Types and Recent Advancements in the Detection of Anaemia

Abstract Anaemia is the term for low red blood cell numbers or a deficiency of hemoglobin, the protein that carries oxygen in red blood cells. This results in a reduction..

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The Year in Coagulation and Transfusion: Selected Highlights

Abstract The past year has yielded important advances in coagulation and transfusion practice across cardiothoracic and vascular care. Patient blood management remains central, with growing evidence supporting restrictive transfusion thresholds,..

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Dose-response relationship between cell salvage volume, perioperative transfusion requirements, and postoperative clinical outcomes in cardiac surgery: A retrospective cohort study

Abstract Background Intraoperative cell salvage (CS) reduces allogeneic transfusion in cardiac surgery but depletes coagulation factors, potentially causing dose-dependent coagulopathy. Although mechanistic studies suggest hemostatic impairment at higher volumes, nearly..

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Abnormal bleeding in the cardiac operating room: An observational study of interrater reliability between anesthetists and surgeons

Abstract Objectives Postcardiopulmonary bypass bleeding is frequent and distinctive because of its associated coagulopathy. Despite diagnostic and therapeutic progress, substantial variability persists in hemostatic transfusion practices. Because transfusion of hemostatic..

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Bleeding and thrombotic events during micro-axial flow pump support: A European multicenter cohort study

Abstract Background Bleeding and thrombosis are major complications of micro-axial flow pump (mAFP) support in cardiogenic shock (CS), yet contemporary data on their incidence, temporal trends, and prognostic impact remain..

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Clinical correlates for major bleeding during veno-arterial extracorporeal membrane oxygenation support: a time-dependent perspective

Abstract Background Major bleeding is a common and serious complication of veno-arterial extracorporeal membrane oxygenation (VA ECMO). Current perspectives on bleeding risk fail to reflect dynamic changes over time in..

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The effect of cardiopulmonary bypass prime solution volume on blood transfusion: how do perfusionists manage fluid and what is the…

Abstract Introduction: During cardiopulmonary bypass (CPB), adequate prime solution allows pre-treatment of the tubing line, oxygenator and blood pump, evacuation of air from the arterial conduit, and appropriate blood dilution. However,..

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Acellular Hemoglobin Impairs Cardiomyocyte Excitation-Contraction Coupling

Abstract Heart failure is a significant complication of chronic intravascular hemolysis, a condition characterized by red blood cells (RBCs) breakdown, leading to the release of acellular hemoglobin (Hb) and its..

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A Prospective Analysis of Viscoelastic Assays, Platelet Aggregometry, and Standard Laboratory Tests in Predicting Perioperative Blood Loss in Cardiac Surgery

Abstract Background Postoperative bleeding following cardiopulmonary bypass (CPB) remains a significant challenge. Although viscoelastic testing is increasingly used, the relative contributions of fibrinogen, platelet count and clot firmness to blood..

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Optimizing patient blood management through intraoperative goal-directed fluid therapy protocol within an enhanced recovery after cardiac surgery program

Abstract Objective This study assessed the impact of intraoperative goal-directed fluid therapy integrated within an Enhanced Recovery After Surgery program on early coagulation parameters, transfusion requirements, hemoglobin levels, chest tube..

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Early versus delayed post-transfusion hemoglobin and hematocrit measurement in adults: a narrative review

Abstract Delaying the measurement of a complete blood count (CBC) for 6 to 24 hours after red blood cell transfusion remains a common practice in hospitals worldwide, despite the absence..

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Machine learning-based prediction of significant intraoperative blood loss to guide risk-adapted blood management decisions in spinal surgery

Abstract Introduction Significant blood loss (≥ 500 mL) during spinal surgery is common and linked to greater transfusion requirements and worse outcomes. Preoperative tools for risk stratification and individualized blood-management strategies..

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Smart Clot: An Automated Point-of-Care Flow Assay for Quantitative Whole-Blood Platelet, Fibrin, and Thrombus Kinetics

Abstract Hemostasis depends on the coordinated interaction between platelets, coagulation factors, endothelium, and shear forces. Current point-of-care (POC) assays evaluate isolated components of haemostasis or operate under nearly static conditions,..

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How does rewarming temperature affect bleeding after mitral valve repair?

Abstract Objective So far, evidence is scarce regarding the impact of rewarming temperature on bleeding after cardiac surgery under cardiopulmonary bypass (CPB). We seek to evaluate how rewarming temperature affects..

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Adjuvant Autologous Platelet-Rich Plasma Gel for Decreasing Blood Loss in Posterior Placenta Previa: A Case Series and Literature Review

Abstract We reported two cases of posterior placenta previa managed with elective cesarean delivery and adjunctive autologous platelet-rich plasma (PRP) gel. Twelve milliliters of PRP gel were used to cover..

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Prevention of blood dilution during cardiopulmonary bypass surgery in a cat with ventricular septal defect

Abstract A six-month-old, 3.3-kg, intact male American shorthair cat with a ventricular septal defect (VSD) underwent open-heart surgery using total cardiopulmonary bypass. Repair of the VSD was performed via a..

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The role of mediastinal blood in the development of postoperative atrial fibrillation after cardiac surgery

Abstract Introduction Atrial fibrillation (AF) is the most common arrhythmia following cardiac surgery. Although many risk factors have been studied, none has emerged as a dominant and widely applicable prophylactic measure. Aim..

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Predictors and Economic Impact of Red Blood Cell Transfusion in Cardiac Surgery: A Simulated Cost Reduction Model for Preoperative Anemia…

Abstract Introduction: Red blood cell (RBC) transfusions are frequent in cardiac surgery and are associated with higher morbidity, mortality, prolonged hospitalization, and increased healthcare costs. Several patient- and procedure-related factors have..

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Perioperative Transfusion Requirements in Pediatric Patients Receiving Apixaban Prior to Cardiac Surgery With Cardiopulmonary Bypass

Abstract Design Apixaban is a direct oral anticoagulant that inhibits factor Xa. Our objective was to examine the effect of apixaban on perioperative transfusion requirements in pediatric patients undergoing cardiac..

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The case against infusing ABO incompatible antibody and antigen from all blood components

Abstract The transfusion of ABO compatible but not ABO identical red blood cells and plasma and the transfusion of platelets and cryoprecipitate without concern for ABO in any manner, are..

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Predicting intraoperative transfusion volumes of blood products in cardiovascular surgery: a retrospective study

Abstract Background and Objectives Red blood cells are often overprepared for surgery, leading to waste and increased costs, despite the need for cross-matching tests. This study aimed to develop a..

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Restoring the Morphology and Function of Damaged Red Blood Cells

Abstract Red blood cells (RBCs) play a crucial role in delivering oxygen to tissues with their distinctive shape. However, the mechanisms underlying cellular deformation and rupture due to stress, which..

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ECMO decannulation is associated with dynamic changes in coagulation profiles: an exploratory, nested cohort study

Abstract Background ECMO-associated coagulopathy is a common phenomenon in patients undergoing ECMO therapy. However, data on coagulation trajectories in the post ECMO decannulation period are limited. This study aimed to..

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Marginal Band Collapsing: Structural Insights Into Shear-Induced Platelet Activation Relevant to Circulatory Assist Devices

Abstract Shear-induced platelet activation and receptor shedding in mechanical circulatory support (MCS) paradoxically increase risks of thrombosis and bleeding. Although flow cytometry commonly assesses platelet activation and receptor expression, correlations..

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