目的探讨发作性运动诱发性运动障碍(PKD)的临床特点,以加强对本病的认识。方法分析7例PKD患者的临床资料。结果7例患者平均发病年龄14岁,男性多见,临床主要表现为由突然起始动作诱发的发作性姿势性肌张力障碍,单侧受累多见,发作时间不超过2min,发作时意识清楚,口服卡马西平片均得到有效控制。结论本病的诊断依靠对其临床特点的认识,卡马西平治疗效果好。 Objective To explore the clinical features of episodic motor-induced dyskinesia (PKD) in order to enhance the understanding of this disease. Methods The clinical data of 7 patients with PKD were analyzed. Results The average age of onset was 7 years in 14 males. The main clinical manifestations were seizure-induced dystonia induced by sudden onset of action. The unilateral involvement was common, the onset time was less than 2 minutes, the consciousness was clear during seizure, Oral carbamazepine tablets have been effectively controlled. Conclusion The diagnosis of this disease depends on its clinical features, carbamazepine treatment effect is good.