Colorectal cancer is a cancer that starts in the colon or the rectum. Learn about the types of colorectal cancer, how they start, and where they grow.

Nov 14, 2022 · Colon cancer develops from certain polyps or growths in the inner lining of your colon. Healthcare providers have screening tests that detect precancerous polyps before they can become cancerous tumors. Colon cancer that’s not detected or treated may spread to …

Colorectal cancer (CRC), also known as bowel cancer, colon cancer, or rectal cancer, is the development of cancer from the colon or rectum (parts of the large intestine). [5] Signs and symptoms may include blood in the stool, a change in bowel movements, weight loss, abdominal pain and fatigue. [9]

Jul 11, 2023 · Colorectal cancer is a type of cancer that affects the colon (large intestine) or rectum. It is one of the most common types of cancer worldwide. It can cause severe harm and death. The risk of colorectal cancer increases with age. …

Learn where colorectal cancer starts, ways to prevent it, tests to diagnose it, the options for treatment, and what to do after you have finished treatment.

Learn about symptoms, risk factors, screening, and treatment. The best way to lower your risk is to get screened regularly. The latest federal data on colorectal cancer cases and deaths. If you are 45 years old or older, get screened for colorectal cancer.

Jun 12, 2024 · Colorectal cancer is a disease in which cells in the colon or rectum grow out of control. If you are 45 years old or older, talk to your doctor about screening.

Mar 12, 2023 · Colorectal cancer, sometimes called colon cancer, starts when cells that line your colon or rectum grow out of control. It’s the third leading cause of cancer deaths among American...

Colorectal cancer often begins as a growth called a polyp inside the colon or rectum. Finding and removing polyps can prevent colorectal cancer. Explore the links on this page to learn more about colorectal cancer prevention, screening, treatment, statistics, research, clinical trials, and more.

Mar 5, 2024 · Colorectal cancer starts in the colon or rectum. It may not cause symptoms at first. Screening tests can help find it early, when treatment is most effective.