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S-100B Protein, Serum
Ordering Recommendation
Useful as a biomarker of various CNS pathologies and as a tumor marker for malignant melanoma.
New York DOH Approval Status
Specimen Required
Serum separator tube or plain red.
Allow serum specimen to clot completely at room temperature. Separate serum from cells ASAP or within 2 hours of collection. Transfer 2 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Frozen
After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 3 months
Methodology
Quantitative Enzyme-Linked Immunosorbent Assay
Performed
Tue
Reported
1-8 days
Reference Interval
19 years and older: 0-96 ng/L
3 years to 19 years: less than or equal to 160 ng/L
25 months to 3 years: less than or equal to 170 ng/L
10 months to 25 months: less than or equal to 230 ng/L
5 months to 10 months: less than or equal to 350 ng/L
0 days to 5 months: less than or equal to 510 ng/L
Interpretive Data
This assay is performed using the CanAg® S100 Enzyme Immunoassay. Results obtained with different assay methods or kits cannot be used interchangeably. Results cannot be interpreted as absolute evidence of the presence or absence of malignant disease.
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Laboratory Developed Test (LDT)
Note
Hotline History
CPT Codes
86316
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 2001767 | S-100B Protein, Serum | 47275-3 |
Aliases
- S-100 B
- S100B
