Unicuspid aortic valves are rare congenital malformations. Surgical repair is feasible in aortic regurgitation, and in some cases of aortic stenosis. The standard surgical approach is a bicuspidization and symmetrization with pericardial patch augmentation of valve leaflets. Herein, we are describing our original technique for bicuspidization of a unicuspid aortic valve in adults without leaflet patch augmentation. We also address the surgical management of a commissural diastasis.
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http://dx.doi.org/10.1111/jocs.16622 | DOI Listing |
JTCVS Open
December 2024
Division of Pediatric Cardiac Surgery, Department of Cardiothoracic Surgery, Stanford University, Palo Alto, Calif.
Objective: The study objective was to investigate the effect of free-edge length on valve performance in bicuspidization repair of congenitally diseased aortic valves.
Methods: In addition to a constructed unicuspid aortic valve disease model, 3 representative groups-free-edge length to aortic diameter ratio 1.2, 1.
Indian J Pathol Microbiol
January 2025
Department of Pathology (Cardiovascular and Thoracic Division), Seth GS Medical College Mumbai, Maharashtra, India.
The unicuspid unicommisural aortic valve is an uncommon congenital malformation that often manifests as stenosis with or without regurgitation in adults in their third to fifth decades of life. This report characterizes the morphological features of surgically excised unicuspid valves in adults with clinical correlation. Among the surgically excised aortic valves over a period of 10 years, the clinical data and morphological features of unicuspid aortic valves were analyzed.
View Article and Find Full Text PDFCureus
December 2024
Cardiovascular Surgery, Sapporo Medical University, Sapporo, JPN.
The patient was a 33-year-old male. He was noted to have a systolic murmur in the aortic valve region during childhood and underwent balloon valvuloplasty at a pediatric clinic. However, he was not followed up thereafter.
View Article and Find Full Text PDFAnn Pediatr Cardiol
November 2024
Department of Cardiology, King Fahad Armed Forces Hospital, Jeddah, Saudi Arabia.
A unicuspid aortic valve (UAV) in adults is a very rare form of aortic valve (AV) malformation. UAV has two distinct subtypes, acommissural UAV and unicommissural, and can be differentiated by anatomical features, imaging modalities, and clinical presentation. With the development of significant AV lesion (s), surgical or transcatheter intervention will be required.
View Article and Find Full Text PDFAm J Cardiol
November 2024
Department of Cardiac Surgery, Baylor University Medical Center, Dallas, Texas. Electronic address:
A congenitally malformed aortic valve, unicuspid (UAV), or bicuspid (BAV), occurs in about 1% of the population and is known to be more frequent in patients with aortic dissection. The clinical and operative findings in a series of 134 patients with spontaneous, acute type A aortic dissection were studied, comparing patients with normal and abnormal aortic valve morphology. The aortic valve was normal in 123 of 134 (92%) patients and abnormal in 11 of 134 (8%) patients: BAV in 10 of 134 (7.
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