TPO - Overview: Thyroperoxidase (TPO) Antibodies, Serum

Test Catalog

Test Name

Test ID: TPO    
Thyroperoxidase (TPO) Antibodies, Serum

Useful For Suggests clinical disorders or settings where the test may be helpful

Aiding in the diagnosis of thyroid autoimmune disorders


Differentiating thyroid autoimmune disorders from nonautoimmune goiter or hypothyroidism


As a diagnostic tool in deciding whether to treat a patient who has subclinical hypothyroidism

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

See Thyroid Function Ordering Algorithm in Special Instructions.

Special Instructions and Forms Library of PDFs including pertinent information and consent forms, specimen collection and preparation information, test algorithms, and other information pertinent to test

Method Name A short description of the method used to perform the test

Chemiluminometric Immunoassay

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name A shorter or abbreviated version of the Published Name for a test; an abbreviated test name

Thyroperoxidase Ab, S

Aliases Lists additional common names for a test, as an aid in searching

Hashimoto Disease
Microsomal Antibodies
Thyroid Antibody Group
Thyroid Peroxidase Antibody
Thyroperoxidase Antibody, Serum
TPO (Thyroperoxidase) Antibodies
Thyroid Microsomal Antibodies
Antithyroid Antibodies