PMC6718650_01
Adenocarcinoma of Meckel's Diverticulum. Extensive gastric epithelial differentiation (arrow) strongly suggests origin in ectopic gastric epithelium.
gr1.jpg
PMC6718650_01_gr1.jpg
fig0005
This immunohistochemical profile, along with the presence of gastric epithelial differentiation, favored origin in ectopic gastric epithelium (Fig. 1).