Foreign body aspiration.
D000402:Airway Obstruction / Q000000981:diagnostic imaging / Q000209:etiology; D001999:Bronchoscopy; D002648:Child; D002675:Child, Preschool; D004322:Drainage; D005547:Foreign Bodies / Q000150:complications / Q000628:therapy*; D006801:Humans; D007223:Infant; D008168:Lung; D011859:Radiography