Ulcerative_Colitis, Colon
Rectum - ulcerative colitis

•This segment of rectum has been opened longitudinally
•Note the small red 1mm punctate ulcers throughout the specimen.(hard to see!)
•Diffuse mucosal red color reflects congestion second to the diffuse mucosal inflammation
•Anus is at left, white line(arrow) is Pectinate Line
Contrib. by: UCHC
Etiology, Pathogenesis, Clinical, and More Info