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HelpTest Code LAB6231 Prostate-Specific Antigen (PSA) Diagnostic, Serum
Additional Codes
PSA
Reporting Name
Prostate-Specific Ag Diagnostic, SUseful For
As an aid in the detection of prostate cancer when used in conjunction with a digital rectal exam in men 50 years and older
To aid in the prognosis and management of individuals diagnosed with prostate cancer
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumNecessary Information
Include patient's age.
Specimen Required
Supplies: Sarstedt Aliquot Tube, 5mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.6 mL
Collection Instructions:
1. Serum gel tubes should be centrifuged within 2 hours of collection.
2. Red-top tubes should be centrifuged, and the serum aliquoted into a plastic vial within 2 hours of collection.
Additional Information: Free prostate-specific antigen (PSA) can only be added on within 72 hours of performing total PSA. Specimen must have been shipped frozen.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Frozen (preferred) | 180 days | |
| Refrigerated | 5 days |
Reference Values
Males:
|
Age (Years) |
PSA Upper Limit (ng/mL) |
|
<40 |
≤2.0 |
|
40-49 |
≤2.5 |
|
50-59 |
≤3.5 |
|
60-69 |
≤4.5 |
|
70-79 |
≤6.5 |
|
≥80 |
≤7.2 |
Females: not applicable
Day(s) Performed
Monday through Saturday
CPT Code Information
84153
Report Available
1 to 3 daysReject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | OK |
Method Name
Electrochemiluminescent Immunoassay (ECLIA)
Forms
If not ordering electronically, complete, print, and send an Oncology Test Request (T729) with the specimen.