label: Gastric Diffuse Adenocarcinoma
label_lc: gastric diffuse adenocarcinoma
description: An adenocarcinoma arising from the stomach.  Microscopically, it is characterized by the presence of a diffuse infiltrate, composed of individual adenocarcinoma cells or groups of adenocarcinoma cells in a fibrous or mucoid stroma.  Many cells contain mucin droplets, producing a signet-ring configuration.