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14:14
Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
Third-time aortic valve replacement: patient characteristics and operative outcome
Kasra Shaikhrezai1, Giordano Tasca, Mohamed Amrani
1Department of Cardiac Surgery, Harefield Hospital, Royal Brompton and Harefield NHS Trust, London, United Kingdom.
The Annals of Thoracic Surgery
|January 28, 2010
Summary
Third-time aortic valve replacement (AVR) is a rare but feasible procedure with low operative mortality and good long-term survival. This surgery also leads to significant reduction in left ventricular mass.
Area of Science:
- Cardiac Surgery
- Cardiovascular Research
- Thoracic Surgery
Background:
- Reoperative cardiac surgery, including third-time aortic valve replacement (AVR), is increasingly common.
- Third-time AVR is a rare but significant procedure in managing complex cardiac cases.
Purpose of the Study:
- To retrospectively analyze the outcomes of third-time aortic valve replacement (AVR).
- To evaluate preoperative characteristics, prosthetic valve pathology, and postoperative results of third-time AVR.
Main Methods:
- Retrospective analysis of 49 patients undergoing third-time AVR between 1990 and 2005.
- Data collected included patient demographics, prosthesis types, pathology, morbidity, mortality, and echocardiographic findings.
Main Results:
- In-hospital mortality was 4.1%.
- Five-year freedom from reoperation was 84%, and long-term survival was 79%.
- Factors associated with decreased survival included age, female sex, and elevated postoperative left ventricular mass, which significantly regressed post-surgery.
Conclusions:
- Third-time AVR can be performed with low operative mortality and satisfactory long-term outcomes.
- The procedure demonstrates significant regression of left ventricular mass, improving cardiac function.
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