gastric adenocarcinoma

gastric adenocarcinoma
any of a group of common stomach cancers, usually located in the antrum; it may present as a bulky mass with central ulceration invading the wall, a mass that narrows the antral lumen, a polypoid lesion, or a tumor that spreads superficially over the mucosal surface. It is common in Japan, China, Eastern Europe, South America, and certain other places, but the incidence is decreasing in North America and Western Europe. There may be links to certain dietary substances such as nitrosamines and benzo[a]pyrene. Called also gastric carcinoma and a. of the stomach.

Medical dictionary. 2011.

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