Keywords: 3-dimensional imaging; atrial septal defect; cardiopulmonary bypass; cleft-like indentation; coronary artery bypass grafting; degenerative disease; left ventricular outflow tract obstruction; mitral annuloplasty; mitral regurgitation; mitral valve cleft; mitral valve repair; multidisciplinary team; myxomatous disease; papillary muscles; pericardial patch; posterior mitral leaflet; scallop; systolic anterior motion; transesophageal echocardiography; transthoracic echocardiography.