Carcinoembryonic Antigen (CEA) | 合法醫療器材資訊網

ItisimportanttonotethatnotalltumorsmakeCEAandthatitispossibleforCEAlevelstobeelevatedforreasonsotherthancancer.Likeallmedicaltests,CEA ...

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The carcinoembryonic antigen is a protein that is produced by embryos during development.  The protein helps cells stick to each other .  For this reason it is called a cell adhesion molecule or CAM. It is not normally found in the blood in adults  Some cancers, including colon, rectal, ovarian, breast and pancreatic may produce CEA.  Because normal adults do not have CEA protein in their blood, the presence of the protein can be used to detect cancer and to determine whether cancer treatments are working.

The Mayo Clinic recently discovered that many patients who could benefit from a simple blood test, which measures CEA in stage 2 colon cancer patients, are not receiving it. The team believes that this test can help determine which stage 2 colon cancer patients are at a higher risk, therefore leading doctors...