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HelpTest Code TPSA Prostate Specific Antigen, total
Laboratory Code
LAB116
Specimen Requirements
Specimen Type: Serum
Container/Tube: Gold Top (SSTII)
Volume: 5.0 mL
Minimum Volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs.
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | Not available |
| Refrigerate | 24 hours |
| Frozen | 6 months |
Methodology
Chemiluminescent Immunoassay
Days and Times Performed
24 hrs, TAT 1 day
Specimen Condition
| Gross Haemolysis | Alert/Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Reference Interval
| Male | ≤ 4.00 ug/L |
|---|
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Tumour marker of prostate cancer.
Increased levels are seen in benign prostatic hypertrophy and prostatitis.
Service Code
31232
LOINC Code Information
83112-3
Update
Last updated 12/03/2025