Unsuspected foreign bodies of the aerodigestive tract.
D001980:Bronchi; D001999:Bronchoscopy; D002648:Child; D002675:Child, Preschool; D003951:Diagnostic Errors; D004945:Esophagoscopy; D004947:Esophagus / Q000000981:diagnostic imaging*; D005260:Female; D005547:Foreign Bodies / Q000175:diagnosis*; D006801:Humans; D007223:Infant; D008297:Male; D011859:Radiography; D014132:Trachea / Q000000981:diagnostic imaging