PSA, Free and Total
Also known as PSA, Free, Fractionated PSA, PSA II, Prostate Specific Antigen Free and Total, Free PSA and Total PSA
What it measures
- PSA, FreeLOINC 10886-0
- PSA, TotalLOINC 2857-1
- PSA, % FreeLOINC 12841-3
Specimen
- Specimen
- 2 mL frozen serum
- Minimum volume
- 0.6 mL
- Container
- Transport tube
- Temperature
- Frozen • Room temperature acceptable if received within 72 hours
Do not collect specimen after a transrectal biopsy, results may be falsely elevated. Administration of STRENSIQ may interfere in certain assays and may falsely elevate values. For patients receiving STRENSIQ, consideration should be given to using alternate methods.
Turnaround
Set up: Tues-Sat (Day shift); Report available: 4 days
Billing
CPT 84153, 84154