title: Left atrial ball-valve thrombus.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D003490:Cyanosis / Q000473:pathology; D004452:Echocardiography; D005260:Female; D006349:Heart Valve Diseases / Q000209:etiology / Q000473:pathology* / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D011187:Posture; D013927:Thrombosis / Q000209:etiology / Q000473:pathology* / Q000503:physiopathology