Yashiro K, Murakami Y, Iizuka B, Hasegawa K, Nagasako K, Yamada A
Endoscopy. 1985 Sep;17(5):198-9. doi: 10.1055/s-2007-1018500.
Localized colitis cystica profunda (CCP) is a rare condition found in the rectum. Localized CCP of 70-year-old man was found in the sigmoid colon, it was accompanied by a cancer in the ascending colon and an adenomatous polyp with focal malignancy in the sigmoid colon. Colonoscopically, the tumor appeared like a submucosal tumor.