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HelpTest Code TRAB TSH Receptor Antibody (TRAB)
Specimen Requirements
Specimen Type: Serum
Container/Tube: Red Top
Volume: 6.0mL blood
Minimum Volume: 0.5mL serum
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours
Sample Stability
** Preferred temperatures for storage prior to and during shipping to NUH **
| Specimen Type: | Serum |
|---|---|
| Ambient: | NA |
| Refrigerate: | 2 weeks |
| Frozen: | 1 year |
Reference Interval
Negative: < 1.8 U/L
Borderline: 1.8 – <2.0 U/L
Positive: ≥ 2.0 U/L
Days and Times Performed
Thursday, TAT 2-8 days
Methodology
Enzyme Immunoassay
Service Code
0031908
Update
last updated 25/10/2022
Updated on Sample stability
Unacceptable Condition
| Haemolysis: | Gross reject |
|---|---|
| Icterus: | NA |
| Lipaemic: | NA |
| Others: | NA |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Distinguish Graves’ disease from toxic nodular goitre. Monitor anti-thyroid therapy and predict remission.
Alias
Antibodies to TSH receptor, (TRAb)
Thyrotropin Receptor Antibody, Thyroid-Stimulating Hormone Receptor
(TSH Receptor)