Hepatic portal venous gas (HPVG).
D000328:Adult; D000368:Aged; D003113:Colonoscopy / Q000009:adverse effects; D004618:Embolism, Air / Q000000981:diagnostic imaging* / Q000209:etiology; D005260:Female; D005734:Gangrene; D006801:Humans; D007421:Intestine, Small / Q000473:pathology; D008297:Male; D011169:Portal Vein; D011859:Radiography