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