What is Colon Cancer Prognosis?

Growth of malignant cancer cells in colon, rectum and appendix is technically known as Colon cancer. 103,530 people were diagnosed with this cancer in the United States in 2010. According to the National Cancer Institute, 51,370 people lost their lives owing to this cancer.

Colon cancer prognosis

deals with the life of a patient after the diagnosis of the ailment and closely complements the outcome of the treatment sought.

What are the Facts to Know About Colon Cancer Prognosis?

The aim of follow-up is to diagnose development of any tumor owing to metastasis in its early stage itself. It also tries to ensure that development of secondary tumors is also reported as early as possible.
The guidelines for the follow-up are provided by the U.S. National Comprehensive Cancer Network and the American Society of Clinical Oncology.

As a part of this process, physical examination is recommended to the patients every 3-6 months for a period of 2 years after the diagnosis. For the next 5 years, the examination can be scheduled for every 6 months. Blood tests are also carried out during these examinations to find the levels of carcinoembryonic antigen in people with high risks of developing more lesions.

Those in whom the risk of the cancer making a come back is high, it is recommended that they undergo CT scan of the chest, abdomen and the pelvis for every 3 years. Any additional abnormality can be found out through colonoscopy test carried out after one year of diagnosis.

A recent research study has found that constant surveillance of the ailment through regular PET, chest X-rays, ultrasound scanning, liver function tests and blood count tests can bring down the rate of survival from 37 percent to 30 percent. Hence, these tests are not recommended.

The rate of survival of people who are diagnosed with the ailment in the early stage is five times more than those diagnosed lately. Unfortunately, in most cases patients fall under the latter group as the symptoms remain latent in the initial stages.


The five year survival rate of the patients as part of

colon cancer prognosis

is as follows:

S.No. State of the Tumor Five Year Survival Rate
1. Tumor Restricted to Primary Site 90
2. Invasive Tumor Restricted to Primary Site 70
3. Tumor Affecting the Lymph Nodes 40
4. Tumor Spreading to Fresh Locations of the Body 5

2 responses to What is Colon Cancer Prognosis?

  1. The chance of survival or surviving for an extended number of years when one has colon cancer (also known as colorectal cancer) is generally good if the condition is detected early. Some people however who are already in higher cancer stages may actually still have some reason to be hopeful. The right treatment is really the key to a good colon cancer prognosis.
    Colon cancer survival rates also vary depending on where the tumor is located. If the cancerous growth is located in the ascending colon, the 5 year survival rate is 63%, for the transverse colon it is 59% and for the descending colon it is 66%.

    • Dear Dr. Bryce,

      Thank you so much for going through our article and enlightening us with more facts and figures about the same. Please do keep giving your feedback which can surely help our readers.


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