Transesophageal echocardiogram findings.Large, hypermobile vegetations were attached to the middle scallop of the anterior (arrowhead) and posterior mitral valve leaflets (arrow), 10 mm and 8 mm, respectively. Vegetation on the posterior mitral valve leaflet showed a 7 mm lineal mobile structure, which indicates a high embolic risk.LA, left atrium; LV, left ventricle; Ao, aorta.