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Evaluation of Coronary Flow Reserve After Myocardial Ischemia Reperfusion in Rats
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Utility of fractional flow reserve to determine treatment after recent large myocardial infarction with severe left

Sumith Aleti1, Barry F Uretsky, Rajesh Sachdeva

  • 1Division of Cardiovascular Medicine, Department of Medicine, Central Arkansas Veterans Healthcare System and University of Arkansas for Medical Sciences, Little Rock, Arkansas, USA.

Catheterization and Cardiovascular Interventions : Official Journal of the Society for Cardiac Angiography & Interventions
|September 29, 2011
PubMed

Insights

Fractional flow reserve (FFR) identified significant ischemia in a patient with minimal myocardial viability after infarction. Revascularization via stenting led to substantial recovery of heart muscle, demonstrating FFR

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Nuclear Cardiology

Background:

  • Assessing myocardial viability and ischemia is crucial for revascularization decisions post-myocardial infarction (MI).
  • Hypo- or akinesis in the infarct zone necessitates further evaluation to guide treatment strategies.

Observation:

  • A case study involving a patient with suspected minimal myocardial viability in the infarct zone 7 days post-MI.
  • Utilized fractional flow reserve (FFR) to assess the significance of a coronary artery lesion.

Findings:

  • FFR revealed significant ischemia in the infarct-related artery, despite nuclear imaging suggesting minimal viability.
  • Percutaneous coronary intervention (stenting) was performed based on positive FFR results.
  • Post-intervention nuclear imaging at 1 month demonstrated significant recovery of viable myocardium.

Implications:

  • FFR can identify significant ischemia even when nuclear studies suggest limited myocardial viability.
  • Revascularization guided by FFR may lead to substantial myocardial recovery in select post-MI patients.
  • This case highlights the potential benefit of FFR in optimizing revascularization strategies for ischemic heart disease.

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