International Perfusion Association

Day: February 2, 2024

Goal Directed

What Are the Minimal Criteria of Goal-Directed Perfusion (GDP) in Adult Cardiac Surgery?

The goal-directed perfusion (GDP) strategy is increasingly adopted in cardiac surgery to maintain optimal perfusion, improving patient outcomes by serving as a quality control tool for monitoring the practice of perfusionists and the use of equipment and disposables. It emphasizes intensive monitoring of respiratory-related parameters, optimal flow, and management of intraoperative parameters to protect end-organ function and enhance surgical outcomes, with the findings advocating for its superiority over traditional perfusion strategies and highlighting the importance of developing protocols within international guidelines.

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Chip Heart

Meta-Analysis of the Performance of AI-Driven ECG Interpretation in the Diagnosis of Valvular Heart Diseases

Artificial intelligence (AI) applied to electrocardiogram (ECG) interpretation shows high accuracy for early detection of valvular heart diseases (VHDs), based on a meta-analysis of data from 713,537 patients, with pooled accuracy and sensitivity of 81% and 83%, respectively. However, the low positive predictive value (PPV) of 13% suggests that AI should be used in conjunction with clinical judgment for VHD screening in primary care settings.

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Blood Cells Lich

Low-Volume Acute Normovolemic Hemodilution Does Not Reduce Allogeneic Red Blood Cell Transfusion in Cardiac Surgery in the Modern Era of Patient Blood Management: A Propensity Score-Matched Cohort Study

In a retrospective cohort study of 542 elective cardiac surgery patients, acute normovolemic hemodilution (ANH) did not significantly reduce perioperative red blood cell transfusion rates compared to controls. This suggests that in the context of modern patient blood management practices, the benefits of ANH in minimizing transfusion requirements may be less significant than previously thought.

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ECMO VA

Left Ventricular Unloading During VA-ECMO: A Gordian Knot of Physiology

Veno-arterial extracorporeal membrane oxygenation (VA-ECMO) offers crucial support for severe cardiogenic shock and OHCA patients, with studies suggesting improved outcomes, especially using extracorporeal cardiopulmonary resuscitation (ECPR) for acute coronary syndrome. However, recent research, including from the SAVE-J II registry, questions the universal benefit of LV unloading strategies like IABP alongside VA-ECMO, indicating a need for more targeted investigations to optimize treatment approaches.

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Multi CABG

New Research Highlights Superior Long-Term Survival with Multi-Arterial Coronary Artery Bypass Grafting Over Single Arterial Grafting

Research presented at The Society of Thoracic Surgeons’ 2024 Annual Meeting revealed that multi-arterial grafting (MAG) for coronary artery bypass grafting (CABG) results in better long-term survival than single arterial grafting (SAG), based on a study of over a million patients from 2008 to 2019. The findings, emphasizing MAG’s advantages across various patient groups except in severely obese and very elderly patients, offer critical guidance for cardiac surgeons in choosing the optimal revascularization strategy.

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