亚急性甲状腺炎的病因未明,可能与病毒感染及甲状腺自家免疫有关。本病误诊率较高,特别易被误诊为甲状腺肿瘤而行不必要的手术。本组报告10例,其中2例误行手术,8例在院外被误诊为其它疾病而延误治疗。为吸取教训,特报道如下。临床资料本组10例中,男2例,女8例,年龄20～54岁。9例有甲状腺肿大、疼痛及不同程度的发热;2例伴有甲亢的症状;1例除甲状腺结节外无任何症状。病程15天至2 The etiology of subacute thyroiditis is unknown, and may be related to viral infection and thyroid autoimmunity. Misdiagnosis rate of the disease is high, especially easy to be misdiagnosed as thyroid tumors and unnecessary surgery. The group reported 10 cases, of which 2 cases were misdiagnosed, 8 cases were misdiagnosed as other diseases in the hospital and delayed treatment. In order to learn the lesson, special report is as follows. Clinical data The group of 10 patients, 2 males and 8 females, aged 20 to 54 years. Nine cases had goiter, pain and fever with different degrees. Two cases had symptoms of hyperthyroidism. One case had no symptoms except thyroid nodules. Duration of 15 days to 2