A member asked:

Could three ct scans over one year all really miss symptomatic colon cancer ( narrow stools, blood). problems for past 2 years, doc says no way it wou?

9 doctors weighed in across 2 answers
Dr. Carlo Contreras answered

Specializes in Surgical Oncology

Yes: Colonoscopy is not the ideal way to evaluate for colon cancer. The most accurate test is a colonoscopy. Contact a gastroenterologist to set this up.

Answered 11/14/2018

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Dr. Allen Kamrava answered

Specializes in Colon and Rectal Surgery

Absolutely: Ct scan is by no means designed for detecting colon cancer. When it does, it is most often in the advanced stages since it is large enough to have either formed metastatic diseases (e.g. In the liver) or distorted the anatomy of the colon enough to become evident. The most sensitive test for colon cancer is colonoscopy. Ct is not a good test for screening for colon cancer.

Answered 11/14/2018

5.3k views

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