亚急性甲状腺炎(subacute thyaoiditis)可分为亚急性肉芽肿性和亚急性淋巴细胞性甲状腺炎两型。前者亦称巨细胞性甲状腺炎、亚急性疼痛性甲状腺炎或产后甲状腺炎。本病多发于上呼吸道感染后,主要表现为甲状腺肿大且伴疼痛。典型病例诊断并不困难,不伴疼痛的单发结节易误诊为甲状腺肿瘤。我科近20年来共收治亚急性甲状腺炎58例,19例误诊为甲状腺癌,现报告如下。1资料与方法 Subacute thyroiditis can be divided into two subtypes of subacute granulomatous and subacute lymphocytic thyroiditis. The former also known as giant cell thyroiditis, subacute painful thyroiditis or postpartum thyroiditis. The disease mainly in upper respiratory tract infection, the main performance of goiter and with pain. Typical case diagnosis is not difficult, without pain, single nodules easily misdiagnosed as thyroid tumors. In recent 20 years, our department treated 58 cases of subacute thyroiditis, 19 cases misdiagnosed as thyroid cancer, are as follows. 1 data and methods