[Heterotopic gastric mucosa of the fundus type on a rectal polyp with peptic ulcer of the rectum].
D005753:Gastric Mucosa; D006801:Humans; D008499:Medical Records; D010437:Peptic Ulcer; D011127:Polyps; D012004:Rectal Neoplasms; D012007:Rectum; D013270:Stomach / Q000002:abnormalities*
POLYPI/case reports; RECTUM/neoplasms; STOMACH/abnormalities