Retroperitoneal abscess with gas after perforation.
D000038:Abscess / Q000000981:diagnostic imaging / Q000209:etiology; D000208:Acute Disease; D000328:Adult; D002908:Chronic Disease; D005260:Female; D005740:Gases; D006801:Humans; D007416:Intestinal Perforation / Q000150:complications* / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D011859:Radiography; D012187:Retroperitoneal Space / Q000000981:diagnostic imaging*
D005740:Gases