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Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
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[Role of percutaneous coronary intervention in diabetic patients]

B Gencer1, S Noble, R F Bonvini

  • 1Service de cardiologie, Département des spécialités de médecine, HUG, 1211 Genève 14. baris.gencer@hcuge.ch

Revue Medicale Suisse
|June 25, 2013
PubMed

Insights

Diabetic patients have worse outcomes after coronary revascularization (surgery or PCI). For stable patients, surgery is preferred for multivessel disease, especially in diabetics, with a lower threshold for surgical intervention compared to percutaneous coronary intervention.

Area of Science:

  • Cardiology
  • Diabetology
  • Vascular Surgery

Background:

  • Diabetic patients experience poorer clinical outcomes following coronary revascularization procedures, including both surgical revascularization and percutaneous coronary intervention (PCI).
  • The choice of revascularization strategy (surgical, PCI, or conservative) in stable coronary artery disease (CAD) patients hinges on clinical factors like coronary anatomy and comorbidities.
  • Acute coronary syndrome (ACS) management often favors PCI due to elevated surgical risks during active infarction.

Purpose of the Study:

  • To analyze and compare clinical outcomes of surgical versus PCI revascularization in diabetic and non-diabetic patients.
  • To delineate the optimal revascularization strategy based on patient-specific factors, particularly in the context of diabetes mellitus.
  • To establish guidance on the decision-making threshold for surgical intervention versus PCI in stable CAD patients, with a focus on diabetic populations.

Main Methods:

  • Review of clinical outcomes data comparing surgical revascularization and percutaneous coronary intervention (PCI) in diabetic and non-diabetic patient cohorts.
  • Analysis of factors influencing revascularization modality selection, including coronary anatomy, comorbidities, and acute versus stable coronary syndromes.
  • Comparative assessment of risk stratification and clinical outcomes based on chosen treatment strategy.

Main Results:

  • Diabetic patients demonstrate significantly worse clinical outcomes after both surgical and PCI revascularization compared to non-diabetic individuals.
  • In stable coronary artery disease, factors such as multivessel disease and acceptable surgical risk favor surgical revascularization.
  • The threshold for recommending surgery over PCI is demonstrably lower in diabetic patients than in their non-diabetic counterparts.

Conclusions:

  • Diabetic patients represent a high-risk population for coronary revascularization, necessitating careful treatment strategy selection.
  • Surgical revascularization should be strongly considered for diabetic patients with multivessel coronary disease and suitable surgical profiles.
  • Clinical decision-making for revascularization in stable CAD must be individualized, with a lower threshold for surgical intervention in diabetic patients to optimize outcomes.

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