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Hashimoto thyroiditis
Pronunciation
Definition 1
An autoimmune condition of the thyroid gland (a gland located beneath the larynx). It is caused by the formation of antibodies that attack the thyroid gland and it usually causes hypothyroidism (too little thyroid hormone). Symptoms include fatigue, weight gain, constipation, dry skin, depression, and the inability to exercise. It is more common in females and can run in families. Also called autoimmune thyroiditis and Hashimoto disease. (NCI Dictionary)
Definition 2
An autoimmune disorder caused by the production of autoantibodies against thyroid tissue. There is progressive destruction of the thyroid follicles leading to hypothyroidism. (NCI Thesaurus)
Definition 3
Progressive enlargement of the thyroid gland, often associated with hypothyroidism. (NLM, Medical Subject Headings)