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Update on percutaneous intervention for left main coronary artery stenosis

Pil Hyung Lee1, Jung-Min Ahn, Seung-Jung Park

  • 1Division of Cardiology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.

Expert Review of Cardiovascular Therapy
|July 11, 2015
PubMed

Insights

Drug-eluting stents (DES) offer a viable alternative to coronary artery bypass graft surgery (CABG) for left main coronary artery disease. Updated trial data show comparable outcomes, supporting PCI as a reasonable treatment option.

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Medical Devices

Background:

  • Percutaneous coronary intervention (PCI) with drug-eluting stents (DES) is an alternative to coronary artery bypass graft surgery (CABG) for left main coronary artery disease (LMACD).
  • Landmark trials show comparable 5-year outcomes between CABG and PCI, aligning with current guidelines.
  • Previous trials did not include contemporary DES, necessitating further research.

Purpose of the Study:

  • To evaluate the role and future recommendations of PCI for LMACD.
  • To compare the performance of new-generation DES with CABG.
  • To explore integrated approaches for improving PCI outcomes.

Main Methods:

  • Analysis of updated results from landmark randomized trials comparing CABG and PCI.
  • Ongoing trials evaluating new-generation DES against CABG (e.g., EXCEL trial).
  • Review of integrated approaches combining functional decision-making, imaging, and pharmacotherapies.

Main Results:

  • Updated trial results demonstrate comparable 5-year outcomes between CABG and PCI for selected LMACD patients.
  • Current guidelines support PCI as a reasonable treatment for this subset.
  • New-generation DES performance data from ongoing trials are anticipated.

Conclusions:

  • PCI with DES is a viable alternative to CABG for selected LMACD patients.
  • Ongoing trials with new-generation DES will further refine treatment recommendations.
  • An integrated approach, including functional assessment and optimal medical therapy, can enhance PCI outcomes.

Keywords:
bifurcationdrug-eluting stentfractional flow reserveintravascular ultrasoundleft main coronary arteryoutcomespercutaneous coronary intervention

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