Endocrinology Book

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Antithyroid Antibody

Aka: Antithyroid Antibody, TSH Receptor Antibody, Thyroid Stimulating Immunoglobulin, Antithyroid Microsomal Antibody, Antithyroid Peroxidase Antibody, Antithyroglobulin Antibody
  1. Measurement
    1. Bioassay
  2. Thyroid Stimulating Immunoglobulin (TSH receptor ab)
    1. Binds and activates TSH receptor in Thyroid
    2. Seen in Hyperthyroidism: Grave's Disease
    3. Linked with ophthalmopathy
  3. Antithyroid Microsomal Antibody (TMAb)
    1. Antithyroid Peroxidase Antibody
    2. Seen in Hypothyroidism
      1. Hashimoto's Thyroiditis
      2. Subclinical Hypothyroidism
  4. Antithyroglobulin Antibody (TgAb)
    1. Seen in Hashimoto's Thyroiditis
    2. Less commonly elevated compared with TMAb

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