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Coronary artery disease and diabetes mellitus

Doron Aronson1, Elazer R Edelman2

  • 1Department of Cardiology, Rambam Medical Center, Technion, Israel Institute of Technology, P.O.B 9602, Haifa 31096, Israel.

Cardiology Clinics
|August 6, 2014
PubMed

Insights

Diabetes mellitus (DM) increases cardiovascular disease risk. For multivessel coronary artery disease, coronary artery bypass grafting is superior to percutaneous coronary intervention in patients with DM.

Area of Science:

  • Cardiology
  • Endocrinology
  • Medical Therapy

Background:

  • Diabetes mellitus (DM) is a significant risk factor for cardiovascular disease (CVD).
  • Achieving near-normal glycemic control does not effectively reduce cardiovascular events in patients with DM.
  • Optimal medical therapy may be sufficient for some patients with 1- or 2-vessel coronary artery disease.

Purpose of the Study:

  • To review current evidence on medical therapies and revascularization strategies for patients with DM.
  • To evaluate the effectiveness of different treatment approaches for coronary artery disease in diabetic patients.
  • To inform the selection of optimal myocardial revascularization strategies in DM.

Main Methods:

  • Systematic review of randomized trials and current evidence.
  • Analysis of comparative effectiveness of medical therapy versus revascularization procedures.
  • Evaluation of outcomes for coronary artery bypass grafting versus percutaneous coronary intervention in DM.

Main Results:

  • For 1- to 2-vessel coronary artery disease, revascularization offers limited benefit over optimal medical therapy.
  • Coronary artery bypass grafting is superior to multivessel percutaneous coronary intervention for multivessel coronary disease in patients with DM.
  • A multidisciplinary 'heart team' approach is crucial for selecting the optimal revascularization strategy.

Conclusions:

  • Treatment decisions for coronary artery disease in diabetic patients require careful consideration of disease extent and therapeutic options.
  • Coronary artery bypass grafting demonstrates superior outcomes for multivessel disease in diabetic patients compared to percutaneous coronary intervention.
  • Personalized, multidisciplinary evaluation is essential for optimizing cardiovascular care in patients with diabetes mellitus.

Keywords:
Blood glucoseCoronary diseaseDiabetes mellitusHypoglycemic agentsRevascularizationStatins

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