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Updated: May 12, 2026
14:14
Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
Long term outcomes of aortic root replacement: 18 years' experience
Ji Hyun Bang1, Yu-Mi Im, Joon Bum Kim
1Department of Thoracic and Cardiovascular Surgery, Asan Medical Center, University of Ulsan College of Medicine, Korea.
The Korean Journal of Thoracic and Cardiovascular Surgery
|April 25, 2013
Summary
Aortic root replacement outcomes were similar across mechanical, porcine, and homograft prostheses. Predictors of mortality included diabetes, older age, and longer bypass times, not prosthesis type.
Area of Science:
- Cardiovascular Surgery
- Medical Device Technology
- Patient Outcomes Research
Background:
- Aortic root replacement is a critical procedure for various cardiovascular conditions.
- Understanding long-term outcomes and mortality predictors is essential for surgical decision-making.
Purpose of the Study:
- To evaluate the long-term outcomes of aortic root replacement using different prostheses.
- To identify independent predictors of mortality following aortic root replacement.
Main Methods:
- Retrospective analysis of 225 adult patients undergoing aortic root replacement.
- Comparison of outcomes between mechanical conduits, porcine aortic root prosthesis, and aortic homografts.
- Median follow-up of 6.1 years.
Main Results:
- No significant difference in survival rates at 5 and 10 years between prosthesis types (p=0.73).
- Preoperative diabetes, older age, and longer cardiopulmonary bypass time were independent predictors of mortality.
- Comparable incidence of postoperative complications across all groups.
Conclusions:
- Aortic root replacement is safe and effective regardless of prosthesis type.
- Long-term durability of biological prostheses warrants further investigation.
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