title: Misleading normal findings after the inhalation of a radio-opaque foreign body.
mesh_terms: D000368:Aged; D001980:Bronchi; D005547:Foreign Bodies / Q000000981:diagnostic imaging*; D006801:Humans; D007825:Laryngectomy; D008297:Male; D011859:Radiography; D014132:Trachea; D014140:Tracheotomy / Q000295:instrumentation