Benign duodenal gastrinoma associated with the Zollinger-Ellison syndrome.
D004379:Duodenal Neoplasms / Q000150:complications / Q000378:metabolism*; D005755:Gastrins / Q000378:metabolism*; D006801:Humans; D008297:Male; D008875:Middle Aged; D015043:Zollinger-Ellison Syndrome / Q000209:etiology*
D005755:Gastrins