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Updated: Jan 14, 2026

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
Recurrent STEMI After Surgical Aortic Valve Replacement
Shanjot Brar1, Suleman Aktaa2, Krishnan Ramanathan1
1Department of Cardiology, St Paul's Hospital, Vancouver, British Columbia, Canada.
A rare complication of aortic valve replacement using COR-KNOT suturing caused ST-segment elevation myocardial infarction due to right coronary artery ostium interference. Multimodality imaging diagnosed this issue, leading to successful percutaneous coronary intervention.
Area of Science:
- Cardiovascular Surgery
- Interventional Cardiology
- Cardiac Imaging
Background:
- A 63-year-old male underwent aortic valve replacement with an On-X valve.
- COR-KNOT suturing was employed to facilitate a minimally invasive mini-sternotomy approach.
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