OverviewChronic thyroiditis (Hashimoto's disease) is a slowly developing persistent inflammation of the thyroid which frequently leads to hypothyroidism, a decreased function of the thyroid gland. Middle-aged women are most commonly affected.
Review Date 5/21/2017
Updated by: Laura J. Martin, MD, MPH, ABIM Board Certified in Internal Medicine and Hospice and Palliative Medicine, Atlanta, GA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.