Prostate Specific Antigen (PSA)

Method Name



Prostate Specific Antigen; PSA, PSA

Specimen Required

one SST/gel tube

Specimen Minimum Volume

2.0 mL of blood

Specimen Stability Information

Centrifuged specimen stable for 48 hours refrigerated.

Special Instructions

The PSA assay should never be used as a screening test. PSA levels should not be interpreted as absolute evidence of the presence or absence of disease; instead, they should be used in conjunction with other established diagnostic procedures.

Performing Laboratory

Monday – Saturday. Turn around time is 24 hours.

Reference Values

0.0 – 4.0 ng/mL