Hi doctor! CEA result 4.48 ng/ml is there a risk of colon cancer?

CEA is an antigen present in the intestinal cells of the fetus and when adults only have very low concentrations in the blood. When a patient has cancer, especially squamous cell carcinoma, the concentration of CEA increases. Other cancers such as colon, stomach, lung, pancreas... can increase CEA.

CEA is an antigen present in the intestinal cells of the fetus and when mature, only very low concentrations are present in the blood. When patients have cancer, especially carcinoma, CEA levels increase. Cancers of the stomach, intestines, breast, lung, pancreas... also often have elevated CEA.