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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



autoimmune thyroiditis  listen  (AW-toh-ih-MYOON thy-roy-DY-tis)

  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 Hashimoto disease and Hashimoto thyroiditis.