Fig. 4From: Severe mitral regurgitation due to mitral leaflet aneurysm diagnosed by three-dimensional transesophageal echocardiography: a case reportIntraoperative aspect and histopathology of the posterior mitral valve leaflet. a. Intraoperative aspect of the MVA on the posterior mitral leaflet (arrow). b. The excised MVA was a part of the mid-posterior leaflet (P2). c. The excised MVA measured 6 mm in diameterBack to article page