Also known as: Thyroid Autoantibodies; Antithyroid Antibodies; Antimicrosomal Antibody; Thyroid Microsomal Antibody; Thyroperoxidase Antibody; TPOAb; Anti-TPO; TBII; Antithyroglobulin Antibody; TgAb; TSH Receptor Antibody; TRAb; Thyrotropin (TSH) Receptor Antibodies; Thyroid Stimulating Immunoglobulin; TSI
Formal name: Thyroid Peroxidase Antibody (TPOAb); Thyroglobulin Antibody (TgAb); Thyroid Stimulating Hormone Receptor Antibody (TRAb)
Related tests: T3; T4; TSH; Thyroglobulin
Why should I do it?
To help diagnose and monitor autoimmune thyroid diseases and to distinguish these from other forms of thyroid disease; to help guide treatment decisions
When should I do it?
When you have a goiter and/or when your other thyroid tests, such as T3, T4, and TSH, indicate thyroid dysfunction; along with a thyroglobulin test when your doctor is using it as a monitoring tool; at intervals recommended by your doctor when you have a known autoimmune thyroid disorder
What Kind of Sample is Needed?
A blood sample drawn from a vein in your arm
Test Preparation Needed?