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HelpTest Code ATG Anti-Thyroglobulin (Anti-TG)
Additional Codes
| Epic Ordering Code | LAB515 |
| NBS code | LBC13384 |
| Service code | 31905 |
Specimen Requirements
Submit the following:
| Container: |
| Yellow Top |
Processing Requirements
Allow specimen to clot for 30 mins and centrifuge within 2 hours
Specimen type: Serum
Volume: 0.5mL
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 8 hours |
| Refrigerate | 72 hours |
| Frozen | 30 days |
Specimen Condition
| Haemolysis | OK |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Methodology
Chemiluminescent Immunoassay
Days and Times Performed
24 hrs, TAT 1 day
Reference Interval
< 4.1 IU/mL
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Diagnosis of thyroid autoimmune disorders.
Differentiating Hashimoto’s thyroiditis and juvenile lymphocytic thyroiditis.
Useful in follow-up of patients with differentiated follicular-cell derived thyroid carcinomas.
Update
Last updated 26/06/2026
LOINC Code Information
83117-2
Alias
HTG
TG Heterophile
Thyroglobulin Antibody