There are many web sites that offer information and support for colon and rectal disorders and related topics. Below are links to some sites that you may find helpful.
American Society of Colon & Rectal Surgeons
Society of American Gastrointestinal & Endoscopic Surgeons
American College of Surgeons
Self-Test on Colorectal Cancer
Crohn's & Colitis Foundation of America
American Medical Association
Cancer Research Foundation of America
Colorectal Cancer Coalition
United Ostomy Association
American Cancer Society
National Cancer Institute
National Institutes of Health
National Library of Medicine