Herein, we present a case of subclinical hyperthyroidism involving a 58-year-old male who complained of frequent chest tightness and typical electrocardiographic changes while in a resting state.

• 在此篇文章我们报告一位怀疑有甲状腺机能亢进的58岁男性，其主诉休息时频繁的胸痛且心电图显示典型狭心症的变化。