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Thyroid Peroxidase and Thyroglobulin Antibodies
Test CodeATABG
Alias/See Also
Thyroid Antibodies
Thyroid AB
Thyroid AB
CPT Codes
86376,86800
Includes
| Thyroid Peroxidase Ab | |
| Thyroglobulin Ab |
Preferred Specimen
1 mL SERUM
Minimum Volume
1.0 mL SERUM
Instructions
Dietary supplements containing biotin may interfere in assays and may skew results to be either falsely high or falsely low. For patients receiving the recommended daily doses of biotin, draw samples at least 8 hours following the last biotin supplementation. For patients on mega-doses of biotin supplements, draw samples at least 72 hours following the last biotin supplementation.
Transport Temperature
Refrigerated
Specimen Stability
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis Grossly lipemic
Methodology
Immunoassay (IA)
Setup Schedule
Mon-Fri;
Report Available
Next day
Reference Range
Thyroid Peroxidase Ab <9 IU/mL
Thyroglobulin Ab ≤1 IU/mL
Thyroglobulin Ab ≤1 IU/mL
Clinical Significance
Measurement of thyroglobulin antibodies and thyroid peroxidase antibodies is useful in the diagnosis and management of a variety of thyroid disorders including autoimmune thyroiditis, Hashimoto's Disease, Graves Disease and certain types of goiter.
Performing Laboratory
Quest Diagnostics Nichols Institute Chantilly
14225 Newbrook Dr
Chantilly, VA 20153
Last Updated: July 1, 2021
