Adenoma of Brunner's gland.
D000236:Adenoma; D002011:Brunner Glands; D004379:Duodenal Neoplasms; D004386:Duodenum / Q000033:anatomy & histology*; D006801:Humans; D009369:Neoplasms
DUODENUM/anatomy and histology; DUODENUM/neoplasms