Test Code LAB4392 PSA, DIAGNOSTIC
Specimen Type
Preferred Specimen: Serum (SST, Gold, Tiger, Red Top NO GEL)
Specimen must be centrifuged within 3 hours of collection.
Specimen Volume
1 mL
Minimum Volume
0.5 mL
Turnaround Time
Stat - 1 hour
Routine - 4 hours
Test Schedule
Daily
Sample Stability
Refrigerated: 24 hours
Method
Chemiluminescent Microparticle Immunoassay (CMIA)
Reference Ranges
<4.0 ng/mL
Reporting Limit
Reportable range: 0.1-1000.0 ng/mL
CPT Codes
84153
Interpretation and Clinical Utility
Elevated concentrations of PSA in serum are generally indicative of a pathologic condition of the prostate (prostatitis, benign hyperplasia or carcinoma). The test is further indicated for serial measurement of tPSA to aid in the management of cancer patients.
Processing
Ensure complete clot formation prior to centrifugation.
Synonym
PSA, 84153, LAB4392