CEA Test | 合法醫療器材資訊網

2021年3月2日—ThistestmeasurestheamountofCEAintheblood,andsometimesinotherbodyfluids.CEAisatypeoftumormarker.Tumormarkersare ...

CEA stands for carcinoembryonic antigen. CEA is a protein that is a type of "tumor marker[1]." Tumor markers are substances that are often made by cancer[2] cells or by normal cells in response to cancer.

High levels of CEA are normal in healthy, unborn babies. After birth, CEA levels become very low or disappear completely. So, healthy adults should have little or no CEA in their bodies.

Cancers that may cause high levels of CEA include cancers of the:

If youve been diagnosed with a cancer that can cause high CEA levels, CEA testing may help your health care provider learn more about your cancer and chance of recovery. The test is often used with other tests to check if cancer treatment is working.

CEA tests are not used to screen[3] for or diagnose cancer. Thats because: