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Test Code CA15-3 Cancer Antigen 15-3 (CA15-3)

Specimen Required

Lithium Heparin Plasma Separator Tube (Green) or

Serum Separator Tube (Yellow)
 

Specimen Handling and Stability

Handle and store specimens in stoppered containers to avoid contamination and evaporation.

 

Centrifuge specimens to remove the pasma/serum from the cellular material after collection.

 

Specimen Stability

*  Refrigerated: 7 Days

*  Frozen: 4 Weeks

 

CPT Code

86300

Additional Test Information

Different test methods cannot be used interchangeably. DF3 defined antigen in a given patient sample determined with different tests and from different manufacturers can vary due to differences in test methods and reagent specificity.