Abstract:

Hashimoto's thyroiditis and subacute thyroiditis are clinically common types of thyroiditis with different pathogenesis. Hashimoto's thyroiditis is one of the autoimmune thyroid diseases, the development of subacute thyroiditis is concerned with virus infection, and Hashimoto's thyroiditis complicated by subacute thyroiditis rarely occurs. The diagnosis and treatment of one case of Hashimoto's thyroiditis complicated by subacute thyroiditis is reported in this paper, and the clinical manifestations, diagnosis, differential diagnosis, etiology and treatment of this disease are discussed on the basis of literature review.

Key words: Hashimotos thyroiditis, subacute thyroiditis, autoimmunity, virus infection