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Author Spotlight: Enhancing Coronary Artery Revascularization
05:25

Author Spotlight: Enhancing Coronary Artery Revascularization

Published on: September 15, 2023

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Late Myocardial Infarction and Repeat Revascularization after Coronary Artery Bypass Grafting in Patients with Prior

Fausto Biancari1,2,3, Antonio Salsano4, Francesco Santini4

  • 1Heart and Lung Center, Helsinki University Hospital, University of Helsinki, 00029 Helsinki, Finland.

Journal of Clinical Medicine
|October 14, 2022
PubMed

Insights

Prior percutaneous coronary intervention (PCI) does not increase mortality after coronary artery bypass grafting (CABG). However, multiple prior PCIs are linked to higher risks of myocardial infarction and repeat revascularization.

Area of Science:

  • Cardiovascular Surgery
  • Interventional Cardiology

Background:

  • Coronary artery bypass grafting (CABG) is a common treatment for coronary artery disease.
  • Percutaneous coronary intervention (PCI) is frequently performed before CABG.
  • The impact of prior PCI on outcomes after CABG requires further clarification.

Purpose of the Study:

  • To evaluate the risk of late mortality and major adverse cardiovascular and cerebral events after CABG in patients with prior PCI.
  • To assess the association between the extent of prior PCI and adverse outcomes post-CABG.

Main Methods:

  • A prospective multicenter registry included 2948 patients undergoing isolated CABGs.
  • Outcomes were analyzed in 2619 patients with and without prior PCI.
  • Statistical analyses included logistic regression, Cox proportional hazards, and competing risk analysis.

Main Results:

  • Prior PCI did not increase 30-day or 5-year mortality after CABG.
  • Multiple prior PCIs were associated with a significantly higher risk of 5-year myocardial infarction and repeat revascularization.
  • Prior PCI of multiple vessels increased the risk of 5-year myocardial infarction, repeat revascularization, and stroke.

Conclusions:

  • Multiple prior PCIs increase the risk of late myocardial infarction and repeat revascularization after CABG.
  • Prior PCI does not appear to elevate the risk of mortality following CABG.
  • Risk stratification for CABG in patients with prior PCI should consider the extent of previous interventions.
Abstract

Keywords:
coronary artery bypass graftingmyocardial infarctionpercutaneous coronary interventionprevious PCIprior PCIrepeat revascularization

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