II. Measurement
- Bioassay
III. Labs: Thyroid Stimulating Immunoglobulin (TSH receptor ab)
- Binds and activates TSH receptor in Thyroid
- Seen in Hyperthyroidism: Grave's Disease
- Linked with ophthalmopathy
IV. Labs: Antithyroid Microsomal Antibody (TMAb) or Antithyroid Peroxidase Antibody (TPO Antibody)
V. Labs: Antithyroglobulin Antibody (TgAb)
- Seen in Hashimoto's Thyroiditis
- Less commonly elevated compared with TMAb