Left ventricular (LV) systolic dysfunction may lead to mitral regurgitation (MR) in the absence of structural mitral valve abnormalities and may be related to LV dilatation, stretching of the mitral annulus, sphericity, and regional wall motion abnormalities.(1-6) Although the presence and degree of MR in patients With LV dysfunction may have important prognostic and therapeutic implications, the available data are scarce.(7-9)