title: An unusual cardiovascular foreign body: discussion of etiology and nonoperative retrieval.
mesh_terms: D000293:Adolescent; D005260:Female; D005547:Foreign Bodies / Q000175:diagnosis*; D005548:Foreign-Body Migration / Q000150:complications / Q000175:diagnosis* / Q000000981:diagnostic imaging; D006325:Heart Atria; D006801:Humans; D008607:Intellectual Disability / Q000523:psychology; D008169:Lung Abscess / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000209:etiology; D008297:Male; D011859:Radiography