Hashimoto's thyroiditis

noun

Ha·​shi·​mo·​to's thyroiditis

variants also Hashimoto thyroiditis

ˌhä-shē-ˈmō-(ˌ)tō(z)-

: a chronic autoimmune thyroiditis that is characterized by thyroid enlargement, thyroid fibrosis, lymphatic infiltration of thyroid tissue, and the production of antibodies which attack the thyroid and that occurs much more often in women than men and increases in frequency of occurrence with age

called also Hashimoto's disease, Hashimoto's struma, struma lymphomatosa