Aortic Valve Prolapse |
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| Aortic Valve Prolapses; Prolapse, Aortic Valve; Prolapses, Aortic Valve; Valve Prolapse, Aortic; Valve Prolapses, Aortic | |
| The downward displacement of the cuspal material (misalignment of the cusps) below a line joining points of attachment of the aortic valve leaflets. The prolapsed cusp may occlude the ventricular septal defect during ventricular diastole. | |