Rectal bleeding from gastric tissue in the rectum.
D001706:Biopsy; D002828:Choristoma / Q000150:complications* / Q000473:pathology; D005260:Female; D005753:Gastric Mucosa / Q000473:pathology*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D007223:Infant; D007413:Intestinal Mucosa / Q000473:pathology*; D007417:Intestinal Polyps / Q000150:complications; D012002:Rectal Diseases / Q000209:etiology*; D012007:Rectum / Q000473:pathology*