FMR at least mild in degree [effective regurgitant orifice area (EROA) ≥0.10 cm 2 and/or vena contracta (VC) width ≥0.2 cm], as MR that occurs with a structurally normal valve. Exclusion ...
Functional mitral valve regurgitation occurs when the left atrium or left ventricle dilates, causing the mitral valve annulus to also dilate and prevent the mitral valve leaflets from properly ...
Diastolic mitral regurgitation can occur in the setting of complete heart block when the atrium contracts early after ventricular contraction resulting in a prolonged left ventricular filling ...