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Updated: Sep 17, 2025
14:14
Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement
Published on: December 11, 2017
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[Commando Procedure for Redo Aortic Valve Replacement in a Young Woman after Double Valve Replacement]
Anri Kano1, Takashi Igarashi, Tomoki Ushijima
1Department of Cardiovascular Surgery, Fukushima Medical University, Fukushima, Japan.
Kyobu Geka. the Japanese Journal of Thoracic Surgery
|July 1, 2025
Summary
Valve replacement surgery requires careful consideration of mitral and aortic valve size. Proper sizing prevents complications like left ventricular deformation and outflow tract stenosis after the Commando procedure.
Area of Science:
- Cardiovascular Surgery
- Bioprosthetic Valve Degeneration
- Cardiac Anatomy
Background:
- A 29-year-old female patient underwent double valve replacement.
- The patient had a Commando procedure for aortic valve replacement with annular enlargement.
- This was necessitated by structural valve deterioration of a bioprosthetic aortic valve and a narrow aortic annulus.
Purpose of the Study:
- To highlight the importance of mitral and aortic valve size balance in the Commando procedure with annular enlargement.
- To discuss potential complications arising from improper valve sizing.
Main Methods:
- Review of a specific case involving aortic valve replacement with annular enlargement.
- Analysis of the anatomical and functional implications of valve sizing in this complex procedure.
Main Results:
- Imbalance in mitral and aortic valve size can lead to insufficient aortic valve enlargement if the mitral valve is too small.
- A mitral valve that is too large can result in left ventricular deformation and left ventricular outflow tract stenosis.
Conclusions:
- Precise valve sizing is crucial for successful outcomes in Commando procedures with annular enlargement.
- Careful consideration of the relationship between mitral and aortic valve dimensions is essential to avoid postoperative complications.
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