Antithyroglobulin antibody
Antithyroglobulin antibody |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
Antithyroglobulin antibody (or Thyroid antithyroglobulin antibody or Thyroglobulin antibody) is a test to measure antibodies to a protein called thyroglobulin, which is found in thyroid cells.
Complete differential diagnosis
A negative test is normal. A negative tests means no antibodies to thyroglobulin are found in blood. A positive test means antithyroglobulin antibodies are found in blood. This may be due to: [1]
- Grave's disease
- Hashimoto's thyroiditis
- Hypothyroidism
- Myxedema
- Systemic lupus erythematosus (SLE)
- Thyroid cancer
- Thyrotoxicosis
- Type 1 diabetes
Pregnant women and relatives of those with autoimmune thyroiditis may also test positive for these antibodies.
References
- ↑ Ladenson P, Kim M. Thyroid. In: Goldman L and Ausiello D, eds. Goldman: Cecil Medicine. 23rd ed. Philadelphia, Pa:Saunders; 2007:chap 244.