The rectum is the last several inches of the large intestine. Rectal cancer starts in the lining of the rectum rectal mucosa. Rectal cancer is cancer that begins in the rectum. It starts at the end of the final segment of your colon and ends when it reaches the short, narrow passage leading to the anus.
Pitfalls in diagnosing colon cancer on abdominal CT
For many people with colorectal cancer, treatment can remove or destroy the cancer. The end of treatment can be both stressful and exciting. You may be relieved to finish treatment, but find it hard not to worry about cancer coming back. For other people, colorectal cancer may never go away completely.
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Back to Bowel cancer. When you first see a GP, they'll ask about your symptoms and whether you have a family history of bowel cancer. They'll usually carry out a simple examination of your bottom, known as a digital rectal examination DRE , and examine your tummy abdomen.