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HelpTest Code PSA Prostate-Specific Antigen (PSA) Diagnostic, Serum
Necessary 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.
CMH COLLECTION: 2 mL in red gel vacutainer
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Frozen (preferred) | 180 days | |
| Refrigerated | 5 days |
Useful 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
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | OK |
Day(s) Performed
Monday through Saturday
Report Available
1 to 3 daysReporting Name
Prostate-Specific Ag Diagnostic, SReference 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
Method Name
Electrochemiluminescent Immunoassay (ECLIA)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
84153