Medical Definition of Antithyroglobulin antibody
1.
A serologic blood test which measures the antithyroglobulin antibodies in the blood. Thyroglobulin is a protein found in thyroid tissue. It is the source of thyroid hormones in the body.
The presence of antibodies to this protein can result in decreased thyroid gland function. A negative assay is considered normal.
Conditions where the assay may be positive include: lupus, rheumatoid arthritis, Hashimoto's thyroiditis, thyrotoxicosis, hypothyroidism, thyroid cancer, myxoedema, Sjogren's syndrome and autoimmune haemolytic anaemia.
(13 Jan 1998)
Lexicographical Neighbors of Antithyroglobulin Antibody
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