Gastrointestinal haemorrhage from ectopic gastric mucosa lining a jejunal diverticulum.
D004240:Diverticulum / Q000150:complications*; D005753:Gastric Mucosa / Q000002:abnormalities; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D007410:Intestinal Diseases / Q000150:complications; D007583:Jejunum / Q000002:abnormalities; D008297:Male