title: An unusual foreign body in the bronchial tree.
mesh_terms: D000328:Adult; D001980:Bronchi / Q000293:injuries*; D005260:Female; D005547:Foreign Bodies / Q000000981:diagnostic imaging*; D006801:Humans; D007223:Infant; D008297:Male; D011859:Radiography; D014140:Tracheotomy / Q000295:instrumentation*