الرئيسية فحص Cancer Ag 19-9 (CA 19-9)

Cancer Ag 19-9 (CA 19-9)

This test measures the amount of a protein called CA 19-9 (cancer antigen 19-9) in the blood. CA 19-9 is a type of tumor marker. Tumor markers are substances made by cancer cells or by normal cells in response to cancer in the body.