title: Zollinger-Ellison syndrome due to a gastrin-producing ovarian cystadenocarcinoma.
mesh_terms: D003536:Cystadenocarcinoma / Q000150:complications* / Q000378:metabolism; D005260:Female; D005755:Gastrins / Q000378:metabolism*; D006801:Humans; D008875:Middle Aged; D010051:Ovarian Neoplasms / Q000150:complications* / Q000378:metabolism; D015043:Zollinger-Ellison Syndrome / Q000209:etiology*
chemical_list: D005755:Gastrins