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Updated: Jul 7, 2026

Primary Outcome Assessment in a Pig Model of Acute Myocardial Infarction
Published on: October 14, 2016
Ventricular Septal Rupture After Acute Myocardial Infarction - Can Va-Ecmo Give Us Extra Time?
Sara Teixeira1, Inês Mendonça1, Rita Ferreira1
1Intensive Care Medicine Department, Centro Hospitalar Universitário de São João, Porto, Portugal.
Ventricular septal rupture (VSR) after myocardial infarction (MI) is a rare complication. Delayed surgical repair, supported by mechanical circulatory support (MCS), may improve outcomes, potentially serving as a bridge to heart transplantation.
Area of Science:
- Cardiology
- Cardiac Surgery
- Critical Care Medicine
Background:
- Ventricular septal rupture (VSR) is a rare, life-threatening complication following myocardial infarction (MI).
- Optimal surgical timing for VSR repair remains debated, with evidence suggesting delayed intervention may improve outcomes due to scar tissue formation.
- Mechanical circulatory support (MCS) can aid hemodynamic stabilization and facilitate decisions regarding surgical timing.
Purpose of the Study:
- To report the management and outcomes of two patients with MI-associated VSR.
- To evaluate the role of delayed surgery after VA-ECMO (venovenous-arterial extracorporeal membrane oxygenation) stabilization.
- To highlight VA-ECMO as a bridge to heart transplantation in complex VSR cases.
Main Methods:
- Case report of two patients diagnosed with VSR post-MI.
- Hemodynamic stabilization and optimization using VA-ECMO.
- Delayed surgical intervention for VSR repair.
- Evaluation of outcomes including need for heart transplantation.
Main Results:
- Both patients required VA-ECMO for stabilization.
- Despite initial VSR repair attempts, outcomes necessitated heart transplantation in both cases.
- VA-ECMO provided crucial time for decision-making and facilitated bridge to transplant.
Conclusions:
- Delayed surgical intervention for VSR post-MI, supported by VA-ECMO, can be a viable strategy.
- VA-ECMO plays a critical role in stabilizing patients and acting as a bridge to definitive treatment, such as heart transplantation.
- While VSR repair may fail, MCS can improve survival and facilitate transplant in complex cases.
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