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Perioperative myocardial ischemia in coronary artery disease patients undergoing abdominal nonvascular surgery

Vesna M Karapandzic1, Bosiljka D Vujisic-Tesic, Predrag M Pesko

  • 1Intensive Care Unit, University Clinical Center of Serbia, Belgrade, Serbia.

Experimental and Clinical Cardiology
|June 4, 2009
PubMed

Insights

Angina pectoris independently predicts perioperative myocardial ischemia (PMI) in patients with coronary artery disease undergoing abdominal surgery. Early identification of this risk factor is crucial for patient outcomes.

Area of Science:

  • Cardiology
  • Surgical Oncology
  • Anesthesiology

Background:

  • Perioperative myocardial ischemia (PMI) poses the highest risk in patients with coronary artery disease (CAD), significantly impacting intrahospital morbidity and mortality.
  • Identifying predictors of PMI is critical for managing high-risk surgical patients.

Purpose of the Study:

  • To determine predictors of perioperative myocardial ischemia (PMI) in patients with coronary artery disease undergoing abdominal nonvascular surgery.

Main Methods:

  • A prospective observational study included 111 consecutive patients with confirmed CAD undergoing open abdominal nonvascular surgery.
  • Continuous electrocardiogram monitoring was employed during surgery and postoperatively (72 hours), with 12-lead ECGs at multiple time points up to hospital discharge.
  • Statistical analysis utilized Pearson's chi-squared test and binomial logistic regression to identify significant predictors.

Main Results:

  • Of 24 analyzed predictors, a significant difference in PMI incidence was observed in patients with associated risk factors compared to those without.
  • Angina pectoris emerged as a highly significant risk factor associated with a greater incidence of PMI.

Conclusions:

  • Multivariate logistic regression analysis identified angina pectoris as an independent predictor of perioperative myocardial ischemia (PMI).
  • Preoperative identification of angina pectoris in CAD patients undergoing abdominal surgery is vital for risk stratification and management.
Abstract

Keywords:
Beta-blockersCardioprotectionCoronary ischemiaMetoprololSurgery

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