Ordering Recommendation

Useful as a biomarker of various CNS pathologies and as a tumor marker for malignant melanoma.

Mnemonic
S 100B
Methodology

Quantitative Enzyme-Linked Immunosorbent Assay

Performed

Tue

Reported

1-8 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Serum separator tube or plain red.

Specimen Preparation

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)

Storage/Transport Temperature

Frozen

Unacceptable Conditions
Remarks
Stability

After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 3 months

Reference Interval

0-96 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.

Compliance Category

Laboratory Developed Test (LDT)

Note
Hotline History
N/A
CPT Codes

86316

Components
Component Test Code* Component Chart Name LOINC
2001767 S-100B Protein, Serum 47275-3
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • S-100 B
  • S100B
S-100B Protein, Serum