Test Code LAB4378 PSA, SCREENING
Specimen Type
Preferred Specimen: Serum (SST, Gold, Tiger, Red Top NO GEL)
Alternative Specimen: NA
Specimen Volume
1 mL
Minimum Volume
0.5 mL
Microtainer 0.2mL
Turnaround Time
Stat - 1 hour
Routine - 4 hours
Test Schedule
Daily
Sample Stability
Refrigerated: 24 hours
Method
Immunoassay
Reference Ranges
<4.0 ng/mL
Reporting Limit
Measuring range - 0.10-100 ng/mL
Reporting range - 0.10-1000 ng/mL
CPT Codes
G0103
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.