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Updated: Jun 13, 2026

Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
Published on: March 15, 2022
[Percutaneous coronary interventions in diabetic patients]
1I. interní klinika Lékarské fakulty UK a FN Hradec Králové. stasek@fnhk.cz
Insights
Diabetes mellitus (DM) patients face higher risks with coronary artery revascularization. Surgical treatment is often preferred for diabetic patients, especially those with complex conditions, due to reduced restenosis rates.
Area of Science:
- Cardiology
- Endocrinology
- Medical Treatment
Context:
- Diabetes mellitus (DM) significantly increases cardiovascular disease risk.
- Diabetic patients experience higher complication rates post-revascularization.
- Restenosis rates after percutaneous coronary intervention (PCI) are notably higher in DM patients.
Purpose:
- To compare the outcomes of surgical versus percutaneous revascularization in diabetic patients.
- To analyze the impact of diabetes on revascularization complications and restenosis.
- To determine the preferred revascularization strategy for specific diabetic patient subgroups.
Summary:
- Percutaneous coronary intervention (PCI) in diabetic patients is associated with a higher need for repeat revascularization due to increased restenosis.
- While mortality, myocardial infarction, and stroke rates show no significant difference between PCI and surgical groups in diabetic patients, restenosis remains a key differentiator.
- Drug-eluted stents have reduced restenosis, but surgical revascularization remains the preferred option for insulin-dependent diabetes, poorly controlled diabetes, and complex coronary artery disease.
Impact:
- Highlights the critical differences in revascularization outcomes between diabetic and non-diabetic individuals.
- Informs clinical decision-making regarding the optimal revascularization strategy for diabetic patients.
- Emphasizes the continued importance of surgical intervention for specific complex cases in diabetic cardiovascular care.
Abstract:
Diabetes mellitus (DM) is a serious medical problem. The patients with diabetes have higher risk of coronary artery diseases. Diabetes mellitus also increases the risk of complication resulting from revascularization treatment in compare with non-diabetic patients. The first studies, which compare the surgical and percutaneous revascularization proved, that the major difference between these two revascularization techniques is in patients with diabetes. The difference is inflected by necessity of repeated revascularization after PCI, which is caused by higher incidence of a restenosis in patients with DM. Mortality, myocardial infarction and stroke are more frequent in diabetic patients, but the difference between PCI and surgical treated groups is not significant. Though the restenosis had significantly decreased due to of drug-eluted stents, the surgical revascularization is preferred method of treatment in patients with insulin-dependent diabetes, poorly compensated diabetes and patients with multiple complex coronary disease.
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