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Updated: Jun 13, 2026
14:14
Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
Aortic root stability in bicuspid aortic valve disease: patch augmentation plus reduction aortoplasty versus modified
Mirko Doss1, Petar Risteski, Sami Sirat
1Department of Thoracic and Cardiovascular Surgery, JW Goethe University Frankfurt, Frankfurt, Germany. mirkodoss@aol.com
Summary
Reduction aortoplasty effectively prevents aortic root dilatation in patients with bicuspid aortic valve disease, offering midterm stability comparable to the David type repair after aortic valve repair.
Area of Science:
- Cardiovascular Surgery
- Cardiac Valve Repair
- Aortic Root Surgery
Background:
- Bicuspid aortic valve disease often leads to aortic root dilatation and recurrent regurgitation.
- Unreinforced aortic roots are prone to dilation, necessitating preventative strategies.
Purpose of the Study:
- To evaluate the efficacy of reduction aortoplasty in preventing aortic root dilatation after aortic valve repair in bicuspid aortic valve disease.
- To compare the outcomes of reduction aortoplasty with a modified David type repair.
Main Methods:
- A study included 66 patients with bicuspid aortic valves and aortic root dilatation.
- 49 patients underwent patch augmentation and reduction aortoplasty; 17 had patch augmentation and modified David type repair.
- Follow-up included yearly echocardiography and clinical assessments.
Main Results:
- Only one patient in the reduction aortoplasty group experienced aortic root dilatation and regurgitation.
- No progression of regurgitation was observed in the overall cohort.
- The modified David type repair group showed no re-operations, dilatation, or regurgitation.
Conclusions:
- Both reduction aortoplasty and modified David type repair yield excellent midterm results for bicuspid aortic valve disease.
- Reduction aortoplasty provides reliable aortic root stability, comparable to the David type repair.
- Patch augmentation of bicuspid valves is crucial in both repair techniques.
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