Subacute Lymphocytic Thyroiditis

**Semantic type:** Disease or Syndrome

**Definition:** Thyroiditis associated with painless enlargement of the thyroid gland. It occurs more frequently in females and is characterized by alterations between hyperthyroidism and hypothyroidism and the eventual return to normal thyroid gland function.

**Synonyms:** - Silent Thyroiditis - Subacute Painless Thyroiditis