title: Assessment of aortic stenosis severity: when the gradient does not fit with the valve area.
authors.forename: Philippe
authors.initials: P
authors.lastname: Pibarot
authors.forename: Jean G
authors.initials: JG
authors.lastname: Dumesnil
mesh_terms: D001021:Aortic Valve / Q000000981:diagnostic imaging / Q000503:physiopathology*; D001024:Aortic Valve Stenosis / Q000000981:diagnostic imaging / Q000473:pathology* / Q000503:physiopathology; D015150:Echocardiography, Doppler / Q000379:methods; D006801:Humans; D017410:Practice Guidelines as Topic