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Test Code CAG125 Cancer Antigen 125 (CA 125), Plasma or Serum

Additional Codes

Epic Code


Performing Laboratory

Bronson Laboratory Services-Chemistry/Immunochemistry

Reference Values

<35 U/mL

Specimen Transport Temperature

Refrigerate 24 hours/Frozen OK

Specimen Requirements

Specimen Type: Serum

Container/Tube: Gold top serum gel-Plain,
red-top tube is also acceptable.

Specimen Volume: 1 mL

Specimen Minimum Volume: 0.5 mL


Method Change on 9/28/17 from Siemens Chemiluminescent Immunoassay to Roche Chemiluminescent Assay.

Values from different methods may give different results and cannot be used interchangeably.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding