Hydatid cyst of the liver producing massive gastrointestinal hemorrhage.
D000818:Animals; D004443:Echinococcosis / Q000150:complications*; D004446:Echinococcus; D006471:Gastrointestinal Hemorrhage; D041981:Gastrointestinal Tract; D006470:Hemorrhage; D008107:Liver Diseases / Q000150:complications*
ECHINOCOCCOSIS/complications; GASTROINTESTINAL SYSTEM/hemorrhage; LIVER DISEASES/complications