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Test Name:
S-100B Protein


  • SBMF No:
    44781
  • Performance Lab Name:
    ARUP Laboratories
  • Test Mnemonic:
    S-100B
  • ABN:
    Required – Not FDA-Approved
  • CPT Code:
    86316
  • Ref Lab Test No:
    2001766
  • Spec Type:
    Serum
  • Spec Container:
    Gold top (SST) or red top (serum) tube
  • Pref Vol:
    2.0 mL
  • Min Vol:
    0.5 mL
  • Fasting:
    No
  • Spec Collect:
    Routine venipuncture
  • Spec Process:
    Clot 30 minutes
    Promptly centrifuge 15 minutes
    Immediately transfer serum to separate plastic tube
  • Spec Store Transport:
    Refrigerated
  • Spec Stability:
    After separation from cells:
    24 hours room temperature (20-30°C)
    1 week refrigerated (2-8°C)
    3 months frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles
  • Spec Remarks:
    Separate serum from cells ASAP
  • Methodology:
    Enzyme-Linked Immunosorbent Assay (ELISA)
  • Clinical Significance:
    Refer to:
    ARUP Consult | The Physician's Guide to Laboratory Test Selection and Interpretation
  • Reference Range:
    S-100B Protein, Serum
    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.
  • Additional Test Info:
    This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
  • Day Run:
    Tue
  • Time Reported:
    2-9 days
  • Test Type:
    PROTEIN