Aortic valve (18) Patients (18) Patients (17) Aortic valve--Stenosis (13) substitution (11) Methods (11) Methods (11) Treatment (9) Echocardiography (8) Months (8) risque (7) Risk (7) Area (6) Area (6) Valves (6) Aortic valve insufficiency (6) taux (5) Prosthesis (5) hôpital (4) Value (4) Mitral valve insufficiency (4) Heart failure (4) thérapie (3) norme (3) sécurité (3) pression (3) mortalité (3) gestion (3) analyse (3) danger (3)