Herniation of the left atrial appendage.
D000328:Adult; D000790:Angiocardiography; D006328:Cardiac Catheterization; D002932:Cineangiography; D006330:Heart Defects, Congenital / Q000150:complications*; D006334:Heart Function Tests; D006547:Hernia; D006801:Humans; D010496:Pericardium; D011859:Radiography