- YTRAB
Thyroid Hormone Receptor Antibody (TRAb) (Thyrotropin)
Specimen:
Test Code
YTRAB
Specimen Name
Thyroid Hormone Receptor Antibody (TRAb) (Thyrotropin)
Collect
1-SST
Submit
1 mL (Min: 0.3 mL) Serum Frozen
Special Handling
Allow serum separator to sit for 15-20 minutes at room temperature for proper clot formation. Centrifuge and separate serum from cells ASAP or within 2 hours of collection. Preferred transport: Transfer serum to a standard transport tube and freeze.
Rejection Criteria
Plasma. Grossly hemolyzed or lipemic specimens.
Stability
Ambient: 24 hours; Refrigerated: 6 days; Frozen: 12 months
Methodology
Quantitative Electrochemiluminescent Immunoassay (ECLIA)
Performed
Performed Sunday through Saturday
Reported
1-3 days
CPT Codes
- 83520
Components
—
Additional Information
Acceptable secondary test for autoimmune thyroid disease.
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Common Lab Definitions
- Serum
- Plasma
- STT