This document provides information about colorectal cancer including epidemiology, risk factors, screening recommendations, staging, treatment, and surveillance. It discusses the incidence and mortality rates of colon and rectal cancers in the US. It covers risk factors such as familial syndromes, inflammatory bowel disease, polyps, lifestyle factors and protective factors. Screening guidelines from organizations like USPSTF and ACS are presented. Staging, definitions, incidence, and typical treatments are outlined for each stage of colon cancer. Treatment strategies for rectal cancer are also reviewed. Surveillance recommendations after treatment are provided.