Thyrotropin Receptor Antibody
General Information
- Lab Name
- Thyrotropin Receptor Antibody
- Lab Code
- TSHR
- Epic Name
- Thyrotropin Receptor Antibody
- Description
Anti-TSH receptor antibodies are useful in the diagnosis of autoimmune hyperthroidism.
- Synonyms
- Antibodies to TSH receptor, ATSHR, Graves Disease, Inhibitory Immunoglobulin, Long-Acting Thyroid Stimulator (LATS), TBII (TSH-Binding Inhibiting Immunoglobulin), THYRO, Thyroid-Stimulating Hormone Receptor (TSH Receptor) Antibody, TRAb (Thyrotropin Receptor Antibody), TSH (Thyroid-Stimulating Hormone) Receptor Binding, TSH Binding Inhibition Index, TSH Receptor (Thyroid-Stimulating Hormone Receptor) Antibody, TSH-Binding Inhibiting Immunoglobulin (TBII)
- Components
Interpretation
- Reference Range
-
Units: IU/L
Female Male Age Range Age Range 0- 0.00-1.75 0- 0.00-1.75 Effective date: 06/01/2023
- Interferences and Limitations
Biotin is known to interfere with this assay. Patients should not take supplements or multivitamins containing biotin for at least 24 hours before blood collection.
Heparin is known to interfere with this assay. Patients should not on heparin therapy.
Ordering & Collection
- Specimen Type
- Blood
- Collection
-
6 mL blood in RED TOP tube or GOLD SST
Patient Preparation: Biotin is known to interfere with this assay. Patients should not take supplements or multivitamins containing biotin for at least 24 hours before blood collection. Patients should not be receiving heparin treatment.
- Handling Instructions
Freeze @ -20°C.
- Quantity
-
Requested: 1.0 mL
Minimum: 0.75 mL
Processing
- Receiving Instructions
Centrifuge sample and transfer 1 mL serum to a plastic aliquot tube.
Freeze at -20°C in the Chemistry frozen rack (SP58).Stability:
Frozen (preferred): 12 months; Refrigerated: 6 days; Ambient: 7 hoursThis test replaces test code RTHRAG as of June 1st 2023. If EPIC orders are entered for RTHRAG, order this test in its place. Contact to the ordering provider is not required.
- Misc Sendout
Performance
- Lab Department
- Chemistry, University(CHU)
- Frequency
- Weekly (Friday)
- Available STAT?
- NO
- Performing Location(s)
-
UW-MT Chemistry, Special
206-520-4600Clinical Lab, Room NW220,
University of Washington Medical Center,
1959 NE Pacific street, Seattle, WA 98195
Billing & Coding
- CPT Codes
- 83520
- LOINC
- 5385-0
- Interfaced Order Code
- UOW4779
- Interfaced Result Code
- UOW4779