Antithyroglobulin Antibody and Antithyroid Peroxidase Antibody
General
Synonym/Acronym:
Thyroid antibodies, antithyroid peroxidase antibodies (thyroid peroxidase [TPO] antibodies were previously called thyroid antimicrosomal antibodies).
Rationale
To assist in diagnosing hypothyroid and hyperthyroid disease.
Patient Preparation
There are no food, fluid, activity, or medication restrictions unless by medical direction.
Normal Findings
Method: Chemiluminescent immunoassay.
Antibody | Conventional Units | ||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Antithyroglobulin antibody | Less than 4 international units/mL | ||||||||||||||||||||||||||||||||||||||||
Antiperoxidase antibody | Less than 9 international units/mL | ||||||||||||||||||||||||||||||||||||||||
Values vary by method and the testing laboratory should be consulted for corresponding ranges. |
Critical Findings and Potential Interventions
N/A
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Citation
Van Leeuwen, Anne M., and Mickey Lynn. Bladh. "Antithyroglobulin Antibody and Antithyroid Peroxidase Antibody." Davis's Lab & Diagnostic Tests, 10th ed., F.A. Davis Company, 2023. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425202/0/Antithyroglobulin_Antibody_and_Antithyroid_Peroxidase_Antibody.
Van Leeuwen AMA, Bladh MLM. Antithyroglobulin Antibody and Antithyroid Peroxidase Antibody. Davis's Lab & Diagnostic Tests. F.A. Davis Company; 2023. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425202/0/Antithyroglobulin_Antibody_and_Antithyroid_Peroxidase_Antibody. Accessed December 10, 2024.
Van Leeuwen, A. M., & Bladh, M. L. (2023). Antithyroglobulin Antibody and Antithyroid Peroxidase Antibody. In Davis's Lab & Diagnostic Tests (10th ed.). F.A. Davis Company. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425202/0/Antithyroglobulin_Antibody_and_Antithyroid_Peroxidase_Antibody
Van Leeuwen AMA, Bladh MLM. Antithyroglobulin Antibody and Antithyroid Peroxidase Antibody [Internet]. In: Davis's Lab & Diagnostic Tests. F.A. Davis Company; 2023. [cited 2024 December 10]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425202/0/Antithyroglobulin_Antibody_and_Antithyroid_Peroxidase_Antibody.
* Article titles in AMA citation format should be in sentence-case
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