Thyrotropin Receptor Autoantibody

Overview

  • EPIC Code:
  • LAB3176
  • Soft Test Code:
  • TSHRB
  • Send Out Test Code:
  • 38683
Alternate Names
  • TBII
  • Thyroid Receptor Ab
  • Thyrotropin Binding Inhibitory Immunoglobulin
  • Thyrotropin Receptor
  • TRAB
  • TSH Receptor Binding Antibody
Clinical Significance

TRAb (TSH Receptor Antibody) - Measurement of TRAb is used to diagnose and manage Graves' disease, neonatal hypothyroidism, and postpartum thyroid dysfunction.


Specimen Collection & Preparation

Specimen Requirements

1.0 mL Serum in a SST Gold Top Tube


Transport And Storage

7 days Ambient
14 days Refrigerated
21 days Frozen  


Collection Instructions

Allow Serum to clot at room temperature 
Serum should be separated from cells within 1 hour of collection


Minimum Volume

0.2 mL


Neonatal Volume

Clinical Interpretation

Reference Range:

≤2.00 IU/L


Methodology:
  • Enzyme Linked Immunosorbent Immunoassay (ELISA)
Clinical Significance

TRAb (TSH Receptor Antibody) - Measurement of TRAb is used to diagnose and manage Graves' disease, neonatal hypothyroidism, and postpartum thyroid dysfunction.


Production Schedule

Sites Performed
  • Quest - Chantilly
Days Performed
Tuesday
Wednesday
Thursday
Friday
Saturday
Departments
  • Sendouts - Clinical
Turn Around Time

4 to 7 days


Coding & Compliance

CDM

00911201


CPT Coding

83520