笔者自1996年初以来收治甲亢伴周期性麻痹2例,现报告如下。1 病例报告 例1:男患,32岁,1年前始出现多食、易饥、消瘦等,在市级医院经有关检查确诊为“甲状腺功能亢进症”。口服药物治疗1个月前采用放射性碘治疗。入院前5h晨起双下肢无力逐渐出现软瘫而住院治疗。查体:突眼征(一),甲状腺Ⅰ度肿大,质软,血管杂音阳性,心率100次/分,节律规整,双上肢肌力正常,双下肢呈驰缓性瘫痪,肌力0级,膝腱反射减 I since the beginning of 1996 admitted hyperthyroidism with periodic paralysis in 2 cases, are as follows. Case report 1: male patient, 32 years old, a year ago began to eat more, easy to hunger, weight loss, etc., in the municipal hospital diagnosed as “hyperthyroidism.” Oral drug treatment using radioactive iodine 1 month ago. 5h before admission, weakness in both lower extremities gradually appear paralysis and hospitalization. Physical examination: sudden eye syndrome (a), thyroid Ⅰ degree swollen, soft, vascular murmur positive, heart rate 100 beats / min, regular rhythm, double upper extremity muscle strength was normal, paralysis of both lower limb Chi, muscle strength 0 , Knee tendon reflex reduction