title: Nonsurgical pneumoperitoneum.
abstract: Free intraperitoneal air is not necessarily caused by a perforated viscus. The present study reviews the causes of pneumoperitoneum that do not necessitate laparotomy, and emphasizes the importance of obtaining a complete clinical history.
mesh_terms: D000328:Adult; D004618:Embolism, Air / Q000150:complications / Q000209:etiology; D005260:Female; D006801:Humans; D007049:Iatrogenic Disease; D008478:Mediastinal Emphysema / Q000150:complications; D011006:Pneumatosis Cystoides Intestinalis / Q000150:complications; D011027:Pneumoperitoneum / Q000000981:diagnostic imaging / Q000209:etiology; D011859:Radiography; D012725:Sexual Behavior