Thyroid Stimulating Hormone Receptor Antibody (TRAb)

2002734
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Example Reports
Abnormal
Normal

Ordering Recommendation

Acceptable secondary test for autoimmune thyroid disease.

Mnemonic

TR AB

Methodology

Quantitative Electrochemiluminescent Immunoassay

Performed

Sun-Sat

Reported

1-2 days

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

Serum separator tube.

Specimen Preparation

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. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.3 mL)

Storage/Transport Temperature

Frozen. Separate specimens must be submitted when multiple tests are ordered.

Unacceptable Conditions

Plasma. Grossly hemolyzed or lipemic specimens.

Remarks
Stability

Ambient: 24 hours; Refrigerated: 6 days; Frozen: 12 months

Reference Interval

Less than or equal to 1.75 IU/L

Interpretive Data



Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

83520

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Components

Component Test Code* Component Chart Name LOINC
2002735 TSH Receptor Antibody 5385-0
* 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

  • Anti-Thyrotropin
  • Anti-TSHR
  • Antibodies to TSH receptor
  • Inhibitory Immunoglobulin
  • TBII
  • TBII (Thyrotropin-Binding Inhibitory Immunoglobulin)
  • Thyroid-Stimulating Hormone Receptor (TSH Receptor) Antibody
  • Thyrotropin Receptor Antibody
  • TRAb
  • TSH Receptor Antibody
  • TSH Receptor Blocking Antibody
Thyroid Stimulating Hormone Receptor Antibody (TRAb)