Prostate Specific Antigen, Total with Reflex to Free PSA (Includes Free Percentage)
Acceptable initial test for prostate cancer screening. Preferred test is Prostate Specific Antigen, Total (0070121) in conjunction with digital rectal exam (DRE). May be useful in distinguishing cancer from benign conditions in patients with mildly elevated total PSA and negative DRE.
Quantitative Electrochemiluminescent Immunoassay
Within 24 hours
Plasma separator tube or serum separator tube. Also acceptable: Plain red, green (sodium or lithium heparin), lavender (EDTA), or pink (K2EDTA).
Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Grossly hemolyzed specimens. Vaginal washings.
After separation from cells: Ambient: 8 hours; Refrigerated: 48 hours; Frozen: 3 months
Refer to report.
|Prostate Specific Antigen, Reflex||0.0-4.0 ng/mL|
|Prostate Specific Antigen, Free, Reflex||By report|
|Prostate Specific Antigen-Pct Free, Rflx||By report|
If PSA Total is between 3.0-10.0 ng/mL, then Free PSA testing will be added. Additional charges apply.
The Free PSA percentage is calculated using results of the Total and Free PSA tests.
84153; if reflexed, add 84154
|Component Test Code*||Component Chart Name||LOINC|
|0080286||Prostate Specific Antigen, Reflex||2857-1|
|0080287||Prostate Specific Antigen, Free, Reflex||10886-0|
|0080288||Prostate Specific Antigen-Pct Free, Rflx||12841-3|
- Free PSA
- Free Ratio Reflex
- PSA Free/Total Ratio
- PSA ratio
- PSA Total
- PSA Total and Free
- Total PSA