A member asked:

I'm 72 yrs old non smoker ,non significant type 2 diabetes just during check up investigations i ordered acea blood test for screening it was 2.62 ng/ml in the lab range system said up to 2.5 in non smoker and 5 in smoker so i'm confused your opinion?

A doctor has provided 1 answer
Dr. Hiep Le answered

Specializes in Nephrology and Dialysis

CEA level should not be used as a screening or diagnostic test. At your age, if you are concerned about colon cancer then you should have a screening colonoscopy done. CEA level can be used post colon cancer treatment as a monitoring tool. Good luck.

Answered 9/8/2023

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