Table 1.

Risk factors for colitis associated neoplasia[26-29]

CRC risk
Patient related factors	Disease related factors
	UC	CD
Male sex; Longer duration of the disease or younger age of diagnosis; Prior History of colon neoplasia; History of CRC in first degree relative; Especially if < 50 yr old; Primary sclerosing colangitis	Extensive colitis; Severity of inflammation; Early onset of disease; Mass/stenosis; Pseudopolyps	Early onset of disease; Younger age of diagnosis; Perianal disease; Colonic extension; Bypassed segments of bowel strictures

UC: Ulcerative colitis; CD: Crohn’s disease; CCR: Colorectal cancer.