Utility of three-dimensional echocardiography for assessment of double-orifice mitral valve

Abstract

Double-orifice mitral valve is a rare congenital malformation of the mitral valve. A range of structural abnormalities of the subvalvular apparatus are found including a chordal ring, accessory papillary muscle, crossing/fused chordae tendineae, and a central fibrous subdivision creating two separate mitral valve orifices. More commonly, an iatrogenic double-orifice mitral valve is formed during …