The colon is also called the large bowel or large intestine. It is the lower 150 to 180 cm of the digestive system. The last 20 to 25 cm of the colon is the rectum. Colon cancer, sometimes called colorectal cancer, is cancer that starts in the large intestine or rectum.
Cancer cells are abnormal cells. Cancer cells grow and divide more quickly than healthy cells. Some cancer cells may form growths called tumors. All tumors increase in size, but some tumors grow quickly, others slowly. Some cancer cells spread to other parts of the body through the blood and lymph systems.
Cancer of the colon and rectum often has no signs. See your doctor if you have any of these signs:
Tumors found in the colon or rectum can be benign or malignant.
If your doctor thinks you may be at risk for cancer, you may have some of these tests:
After all of your tests are done, your doctor will talk to you about treatments that are best for you.
Treatment may include:
Regular visits to your doctor are important. Your care at these visits may include blood tests, CT scans, chest X-rays or other tests. Report any problems to your doctor between visits.
If you have any questions, please speak to your treating physician.