Subacute thyroiditis involves swelling (inflammation) of the thyroid gland that usually follows an upper respiratory infection.
Subacute thyroiditis involves swelling (inflammation) of the thyroid gland that usually follows an upper respiratory infection.
Causes
Subacute thyroiditis is a rare condition. It is thought to be caused by a viral infection. The condition often occurs after a viral infection of the upper respiratory tract, such as mumps and influenza.
Subacute thyroiditis occurs most often in middle-aged women with recent symptoms of a viral respiratory tract infection.