title: A case of surgical emphysema occurring spontaneously in labour.
mesh_terms: D000328:Adult; D000758:Anesthesia; D000768:Anesthesia, General; D004417:Dyspnea / Q000150:complications; D004646:Emphysema / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000209:etiology* / Q000628:therapy; D005260:Female; D006801:Humans; D008614:Meperidine / Q000494:pharmacology; D009333:Neck; D007744:Obstetric Labor Complications; D010100:Oxygen; D011030:Pneumothorax / Q000150:complications; D011247:Pregnancy; D011859:Radiography; D012119:Respiration; D013514:Surgical Procedures, Operative
chemical_list: D008614:Meperidine; D010100:Oxygen