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Colorectal Cancer

Frequently Asked Questions

13. If colorectal cancer is found, how do doctors describe how far the cancer has spread?

Doctors use the following stages to describe how the cancer spreads:

  • Stage 0 -- The cancer is very early. It is found only in the innermost lining of the colon or rectum.
  • Stage I -- The cancer involves more of the inner wall of the colon or rectum.

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