Cancer Antigens: CA 15-3, CA 19-9, CA 125, and Carcinoembryonic

Cancer Antigens: CA 15-3, CA 19-9, CA 125, and Carcinoembryonic is a topic covered in the Davis's Lab & Diagnostic Tests.

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General

Synonym/Acronym:
Carcinoembryonic antigen (CEA), cancer antigen 125 (CA 125), cancer antigen 15-3 (CA 15-3), cancer antigen 19-9 (CA 19-9), cancer antigen 27.29 (CA 27.29).

Common Use:
To identify the presence of various cancers, such as breast and ovarian, as well as to evaluate the effectiveness of cancer treatment.

Specimen:
Serum collected in a red-top tube. Care must be taken to use the same assay method if serial measurements are to be taken.

Normal Findings:
(Method: Electrochemiluminometric immunoassay)

Smoking StatusConventional UnitsSI Units (Conventional Units × 1)
CEA
 SmokerLess than 5 ng/mLLess than 5 mcg/L
 NonsmokerLess than 2.5 ng/mLLess than 2.5 mcg/L
Conventional UnitsSI Units (Conventional Units × 1)
CA 125
 Less than 35 units/mLLess than 35 kilo units/L
CA 15-3
 Less than 25 units/mLLess than 25 kilo units/L
CA 19-9
 Less than 35 units/mLLess than 35 kilo units/L
CA 27.29
 Less than 38.6 units/mLLess than 38.6 kilo units/L

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Citation

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TY - ELEC T1 - Cancer Antigens: CA 15-3, CA 19-9, CA 125, and Carcinoembryonic ID - 425408 A1 - Bladh,Mickey Lynn, AU - Van Leeuwen,Anne M, BT - Davis's Laboratory & Diagnostic Tests UR - https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425408/all/Cancer_Antigens:_CA_15_3__CA_19_9__CA_125__and_Carcinoembryonic PB - F.A. Davis Company ET - 7 DB - Nursing Central DP - Unbound Medicine ER -