Colon and Rectum Cancer. How Is Colorectal Cancer Staged?

News — By on February 22, 2010 at 2:57 pm

The stage describes the extent of the cancer in the body. It is based on how far the cancer has grown into the wall of the intestine, whether or not it has reached nearby structures, and whether or not it has spread to the lymph nodes or distant organs. The stage of a cancer is one of the most important factors in determining prognosis and treatment options.

Staging is the process of finding out how far a cancer has spread. It is based on the results of the physical exam, biopsies, imaging tests (CT or MRI scan, x-rays, PET scan, etc. which are described in the section “How is colorectal cancer diagnosed?”), and the results of surgery.
There are actually 2 types of staging for colorectal cancer. The clinical stage is your doctor’s best estimate of the extent of your disease, based on the results of the physical exam, biopsy, and any imaging tests you have had.

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