Patients (10) Patients (10) Aortic valve (9) Aortic valve--Stenosis (8) substitution (6) Methods (6) Methods (6) risque (5) mortalité (5) âge (5) Mortality (5) Area (5) Area (5) Echocardiography (5) Risk (5) Mortality (5) Age (5) Age (5) temps (durée) (4) analyse (4) maladie (4) Value (4) Time (4) Prognosis (4) Months (4) Heart (4) Analysis (4) Prognosis (4) maladie (4) besoin (3)