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Test Code PSA Prostate Specific Antigen- Diagnostic

Specimen Required

Lithium Heparin Plasma Separator Tube (Green) or

Serum Separator Tube (Yellow)

CPT Code

84153

Specimen Handling and Storage

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

 

Centrifuge specimen to remove the plasma/serum from the cellular material after collection.

 

Specimen Stability 

Refrigerated : 7 Days
Frozen : 4 Weeks
 

Additional Test Information

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