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Updated: Jul 17, 2026

Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
Published on: March 15, 2022
Percutaneous coronary intervention of bifurcation coronary disease
N Suzuki1, D J Angiolillo, R Kawaguchi
1Division of Cardiology and Cardiovascular Imaging Core Laboratories, University of Florida College of Medicine Shands, Jacksonville, FL 32209, USA.
Insights
Percutaneous coronary intervention (PCI) for bifurcation lesions remains challenging despite drug-eluting stents (DES). A tailored approach considering unique patient anatomy is crucial for successful bifurcation PCI outcomes.
Area of Science:
- Cardiology
- Interventional Cardiology
- Vascular Biology
Background:
- Bifurcation coronary artery disease affects 15-20% of patients undergoing percutaneous coronary intervention (PCI).
- Drug-eluting stents (DES) have improved PCI outcomes but have not fully resolved challenges associated with bifurcation lesions.
- Bifurcation PCI is linked to higher procedural failure and worse outcomes compared to non-bifurcation lesions.
Purpose of the Study:
- To review the current understanding of bifurcation anatomy.
- To discuss corresponding percutaneous coronary intervention (PCI) strategies for complex bifurcation lesions.
- To highlight the need for individualized treatment approaches in bifurcation PCI.
Main Methods:
- Literature review of existing studies on bifurcation coronary artery disease.
- Analysis of anatomical intricacies and variations in coronary artery bifurcations.
- Synthesis of current evidence regarding percutaneous coronary intervention (PCI) techniques for bifurcation lesions.
Main Results:
- Despite advances like drug-eluting stents (DES), bifurcation PCI remains complex.
- A lack of large-scale randomized trials and detailed anatomical studies hinders strategy development.
- Significant anatomical variability necessitates patient-specific, tailor-made PCI strategies.
Conclusions:
- A universally applicable strategy for bifurcation PCI has not been established.
- Individualized treatment based on specific bifurcation anatomy is essential.
- Further research and large-scale trials are needed to optimize bifurcation PCI outcomes.
Abstract:
Bifurcation coronary artery disease is a frequent problem faced by interventional cardiologists and it affects approximately 15-20% of patients undergoing percutaneous coronary intervention (PCI). The application of drug-eluting stents (DES) technology to prevent restenosis after PCI represents one of the success stories in cardiology, but DES have not resolved the bifurcation PCI challenge. Bifurcation PCI remains associated with higher procedural failure and worse outcomes compared with PCI of non-bifurcated lesions even in DES era. A dependable strategy for PCI of bifurcation lesions has yet to be established, which is likely due to the paucity of studies evaluating the anatomical intricacies of the bifurcation as well as the lack of large scale randomized therapeutic trials. Further, bifurcation has many anatomical variants and it is unlike that one technique will fit all. Currently, we are left with the option of a tailor-made strategy for each patient and bifurcation anatomy and make the most of the limited evidence available to support our therapeutic decisions. In this review, we attempted to describe the current understanding of bifurcation anatomy and corresponding PCI strategies.
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