title: PRO: Proximal isovelocity surface area should be routinely measured in evaluating mitral regurgitation.
authors: Jack S
authors: JS
authors: Shanewise
mesh_terms: D001783:Blood Flow Velocity; D018618:Echocardiography, Doppler, Color; D006801:Humans; D008943:Mitral Valve / Q000000981:diagnostic imaging*; D008944:Mitral Valve Insufficiency / Q000000981:diagnostic imaging* / Q000503:physiopathology