

Hashimoto=s Thyroiditis - 2
•eautoimmune disorder seen most often in women and is
leading cause of thyroiditis (inflammation of thyroid
gland).
•ethese autoantibodies are directed against several
thyroid- specific antigens
•ewhen antibodies attach to antigen an inflammatory response is
initiated and the disease progresses to hypothyroidism
•Autoantibodies
of disease:
•eanti-thyroglobulin (antiTg)
•Antibodies against precursors of the thyroid hormones
(thyroglobulins)
•eanti-thyroid peroxidase (anti-TPO)
•also called Aanti-microsomal antibodies@
•directed against thyroid peroxidase antigen