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HelpProstate Specific Antigen
Clinical System Name
Miscellaneous Test
Synonyms
PSA
PSA Monitor
PSA Screen
PSA Ultrasensitive
Sample Requirements
Specimen: Whole blood
Container(s): Gold SST or Red or Gold Microtainer
Preferred Vol: 4.0 mL
Minimum Vol: 1.6 mL (1 Full Gold Microtainer is acceptable for Pediatric)
Note: The Laboratory MUST receive and process specimen, within 3 hrs of blood collection.
Processing Instructions
Reject due to:
Spin:Y
Aliquot: Y
Temp: -20 C
Storage location: Transfer 2.0 mL serum to a plastic aliquot tube and freeze in the CPA -20 freezer Send Outs rack.
Off-site collection: Spin specimen, transfer
2.0 mL serum. Refrigerate serum, if sent within 18 hours of
collection, otherwise Freeze serum at -20 C
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Room temp |
8 h |
| Refrigerated | 24 h | |
| Frozen |
indefinitely |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N |
Daily |
3 - 5 d |
Performing Laboratory
University of Washington
Dept of Laboratory Medicine
1959 NE Pacific St, NW220
Seattle, WA 98195
Phone Number: (206) 520-4600
Department
Department: Send Outs
Phone Number: (206) 987-2563
CPT Codes
84153
Methodology
Method: Chemiluminescence
Analytical Volume: 0.8 mL serum or 1 Full Gold Microtainer (Pediatric)
Limitations:
Reference Range
| Units: ng/mL | ||||
| Female | Male | |||
| Age | Range | Age | Range | |
| 0- | 0.00 - 4.00 | 0- | 0.00 - 4.00 | |
Send Out Instructions
| Reference Test Name: |
Prostate Specific Antigen |
| Reference Test Number: |
PSA |
| Instructions: |
Send out M - F with the UW courier after approval. |