title: Subdiaphragmatic air as a sign of perforated regional enteritis: case report.
mesh_terms: D000328:Adult; D003424:Crohn Disease / Q000000981:diagnostic imaging* / Q000473:pathology; D006801:Humans; D007416:Intestinal Perforation / Q000000981:diagnostic imaging*; D007583:Jejunum; D008297:Male; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging*; D011859:Radiography