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A Rare Complication Unveiled: Ostial Left Main Stenosis Post SAVR-A Case Report

Emmanuel Daniel1, Mohammed El-Nayir1, Thomas Dougan2

  • 1Trinity Health Ann Arbor, Ypsilanti, MI, USA.

Journal of Investigative Medicine High Impact Case Reports
|July 15, 2025
PubMed

Insights

Iatrogenic coronary artery obstruction is a rare but serious complication after aortic valve replacement. Prompt diagnosis and management are vital for patients experiencing acute coronary syndrome post-surgery.

Area of Science:

  • Cardiology
  • Cardiac Surgery

Background:

  • Iatrogenic coronary artery obstruction is a life-threatening complication following aortic valve replacement.
  • Ostial coronary artery occlusion post-cardiac surgery is rare but carries a high mortality risk.

Purpose of the Study:

  • To highlight the critical need for prompt investigation and early management of iatrogenic coronary artery obstruction.
  • To present a case of left main ostial coronary artery occlusion occurring months after aortic valve replacement.

Main Methods:

  • Case report of a 61-year-old female patient.
  • Clinical presentation of acute coronary syndrome 4 months post-surgical aortic valve replacement.
  • Diagnostic findings revealing 99% left main ostial coronary artery occlusion.

Main Results:

  • The patient presented with symptoms of acute coronary syndrome.
  • Imaging confirmed a near-complete occlusion at the left main ostial coronary artery.

Conclusions:

  • Iatrogenic coronary artery obstruction, though rare, requires immediate attention.
  • Early detection and intervention are crucial for improving outcomes in patients with this complication.

Keywords:
acute coronary syndromebicuspid aortic valvecase reportcoronary angiographyiatrogenic complicationleft main coronary arteryostial stenosissurgical aortic valve replacement

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