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Author Spotlight: Enhancing Coronary Artery Revascularization
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Complete Versus Incomplete Percutaneous Coronary Intervention-Mediated Revascularization in Patients With Chronic

Rahul Kurup1, Harindra C Wijeysundera2, Rodrigo Bagur1

  • 1Chronic Total Occlusion Program, London Health Sciences Centre, Division of Cardiology, Department of Medicine, Schulich School of Medicine & Dentistry, Western University, London, ON, Canada.

Cardiovascular Revascularization Medicine : Including Molecular Interventions
|October 20, 2022
PubMed

Insights

Completeness of revascularization in multivessel coronary artery disease (CAD) is debated, especially for chronic coronary syndromes (CCS). This review clarifies definitions and summarizes evidence on percutaneous coronary intervention (PCI)-mediated complete revascularization (CR) outcomes in CCS patients.

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Clinical Outcomes Research

Background:

  • Multivessel coronary artery disease (CAD) is linked to poorer patient outcomes.
  • The impact of complete revascularization (CR) on prognosis, particularly in chronic coronary syndromes (CCS), is debated.
  • Inconsistent definitions of CR and incomplete revascularization (ICR), limited randomized data, and varied methodologies contribute to this uncertainty.

Purpose of the Study:

  • To review and clarify the definitions of CR versus ICR in CAD.
  • To outline the rationale for achieving CR in CAD patients.
  • To summarize existing literature on the clinical outcomes of percutaneous coronary intervention (PCI)-mediated CR in CCS patients.

Main Methods:

  • Literature review of studies defining and assessing CR and ICR.
  • Analysis of evidence pertaining to PCI-mediated CR in CCS.
  • Synthesis of data on clinical outcomes associated with CR versus ICR.

Main Results:

  • The current literature presents varied definitions for CR and ICR, complicating direct comparisons.
  • Evidence regarding the specific benefits of PCI-mediated CR for CCS patients remains limited and requires further investigation.
  • Heterogeneity in study populations and revascularization techniques affects the interpretation of existing data.

Conclusions:

  • Standardized definitions for CR and ICR are crucial for advancing research in multivessel CAD.
  • Further high-quality clinical data, particularly from randomized trials, are needed to establish the definitive role of PCI-mediated CR in CCS.
  • Clarifying the effectiveness of PCI-mediated CR is essential for optimizing treatment strategies in patients with chronic coronary syndromes.

Keywords:
Chronic coronary syndromesComplete revascularizationIncomplete revascularizationPercutaneous coronary intervention

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