title: Echocardiography of porcine aortic prosthesis with flail leaflets due to degeneration and calcification.
mesh_terms: D000328:Adult; D001021:Aortic Valve / Q000473:pathology / Q000601:surgery; D001022:Aortic Valve Insufficiency / Q000175:diagnosis* / Q000601:surgery; D001705:Bioprosthesis; D002114:Calcinosis / Q000175:diagnosis; D004452:Echocardiography; D004868:Equipment Failure; D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans