Giant left atrium.
D006328:Cardiac Catheterization; D006332:Cardiomegaly / Q000000981:diagnostic imaging* / Q000209:etiology; D006325:Heart Atria / Q000000981:diagnostic imaging; D006801:Humans; D008946:Mitral Valve Stenosis / Q000150:complications / Q000000981:diagnostic imaging; D011859:Radiography