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Colorectal Cancer

Medically reviewed by Last updated on May 6, 2024.

What do I need to know about colorectal cancer?

Colorectal cancer starts in the large intestine (colon) or rectum. The cancer may begin as a small polyp (lump of tissue) that grows inside your intestine.

Colon Polyps

What increases my risk for colorectal cancer?

What are the signs and symptoms of colorectal cancer?

How is colorectal cancer diagnosed?

Your healthcare provider will need to test polyps or tumors for cancer. Your provider will tell you which stage the cancer is in. Stages go from 0 to 4. Lower stages mean the cancer is only in the lining of the colon. Stage 4 is the highest and means the cancer has spread to other areas. Any of the following may be used to check for polyps or tumors:

How is colorectal cancer treated?

Your healthcare provider can help you understand which treatments may be best for you, based on the cancer stage. You may need 1 or more of the following:

Treatment options

The following list of medications are related to or used in the treatment of this condition.

View more treatment options

What can I do to manage or prevent colorectal cancer?

Call your local emergency number (911 in the US) for any of the following:

When should I seek immediate care?

When should I call my doctor or oncologist?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Learn more about Colorectal Cancer

Treatment options

Symptoms and treatments guides (external)

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.