Adenocarcinoma of Colon - high power
Adenocarcinoma of Colon - high power

Colon has been opened revealing a flat carcinoma that is only partly circumferential
Edges of the lesion have raised rolled white well demarcated margins
Center has brown granular necrotic tumor
Adjoining mucosa is delicate
(Description By:Martin Nadel, M.D. )
(Image Contrib. by: Hartford Hospital )