PSA, Ultrasensitive

Test Code: TD_2611
CPT Code(s): 84153

$35

Test Details

Alternative Name(s)

Post resection PSA
PSA, post resection
Supersensitive PSA
Ultrasensitive PSA

Test Includes

Ultra PSA

Methodology

Beckman coulter paramagnetic particle, chemiluminescent immunoassay.

Rejection Criteria

Gross hemolysis

Reference Range(s)

<4.000 ng/mL

Specimen Requirements

Preferred Specimen

Serum Separator Tube

Minimum Volume

Adult: 0.5 mL serum
Pediatric: 0.2 mL serum (does not allow for repeat oradditional testing)

Sample Stability

8 hours room temperature
7 days refrigerated 5 months frozen

Transport Temperature

Frozen

Collection Instructions

Allow SST to clot in an upright position for
at least 30 minutes, then centrifuge sample within 2 hours
of collection. Transfer serum to a plastic transport tube.
Clearly label tube as serum. Freeze.

Alternative Specimen

1 mL serum from a plain red top tube. Allow sample toclot in an upright position for at least 60 minutes, thencentrifuge sample and transfer serum to a plastic transporttube within 2 hours of collection. Clearly label tube asserum from a plain red top tube. Freeze.Note: samples should be collected prior to such prostatemanipulations as digital rectal exam (dre), prostatemassage, transrectal ultrasound (trus) and prostate biopsy.when multiple tests are ordered, submit a separate tube forthis test.