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Test Compendium

3084: THYROID STIM IMMUNOGLOBULIN

Test Code

  • 3084

Test Synonym

  • Thyroid Stimulating Immunoglobulin, TSI, TSIG

Minimum Volume

  • 0.8 mL

Specimen Requirements

  • Serum

Container

  • Serum Separator Tube, Plain Red Top Tube, Transfer Tube- Serum

Storage

  • Refrigerated

Turn Around Time

  • 4 days

CPT Codes

  • 84445
    *The CPT codes provided are based on AMA guidelines and are provided for informational purposes only. CPT coding is the responsibility of the billing entity. Please direct any questions regarding the CPT coding to the payer being billed.

Special Instructions

  • 1 - 3 mL Serum (test cannot be repeated if less than 1mL)

Additional Information

  • 3 mL Serum from a SST (gel-barrier) or a Red Top Tube Serum must be separated from blood cells by centrifugation, ideally within 2 hours of collection. If red-top tube is used, transfer separated serum to a plastic transport tube.

Specimen Stability

  • AMBIENT: REFRIGERATED: stable FROZEN: