目的探讨低钾型周期性瘫痪的临床特点。方法分析68例低钾型周期性瘫痪的临床表现及辅助检查。结果 76%有诱因,继发于甲亢者10%,好发于中青年男性,夏秋季多发。结论依据病史和详细的体格检查,加血钾离子测定和心电图检查即可得出诊断,严重者可因呼吸肌麻痹及心律失常危及生命应引起警惕。 Objective To investigate the clinical features of hypokalemic periodic paralysis. Methods 68 cases of hypokalemic periodic paralysis clinical manifestations and laboratory examinations. Results 76% of the incentives, secondary to hyperthyroidism by 10%, occurs in young men, multiple seasons. Conclusion Based on medical history and detailed physical examination, blood potassium and ECG test can be diagnosed, severe cases may be due to respiratory muscle paralysis and arrhythmia life-threatening should be vigilant.