Ordering Recommendation

Acceptable testing 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: 72 hours; Frozen: 1 month

Reference Interval

Less than or equal to 1.75 IU/L

Interpretive Data



No compliance statements are in use for this test.

Note
Hotline History
N/A
CPT Codes

83520

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)