title: Pseudocysts of the pancreas causing massive gastrointestinal haemorrhage.
mesh_terms: D000208:Acute Disease; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010181:Pancreatic Cyst / Q000150:complications* / Q000209:etiology; D010195:Pancreatitis / Q000150:complications