甲状腺功能亢进症 (甲亢 )是内科常见病 ,典型病例诊断一般不难 ,不典型病例容易漏误诊 ,尤其是老年病例。 1996年1月～ 2 0 0 1年 6月 ,我们诊治 6 0岁以上老年甲亢患者 4 2例 ,发现首诊漏误诊 31例 ,占 73.8%。现将误诊原因分析如下。1　临床资料1.1　一般资料　本组男 8例 , Hyperthyroidism (hyperthyroidism) is a common medical disease, the typical case diagnosis is not difficult, atypical cases easily missed misdiagnosis, especially in elderly cases. From January 1996 to June 2001, we diagnosed and treated 42 elderly hyperthyroidism patients over the age of 60, and found 31 cases were misdiagnosed as the first diagnosis, accounting for 73.8%. Misdiagnosis is now analyzed as follows. 1 Clinical data 1.1 General Information The group of 8 males,