多巴反应性肌张力障碍(dopa-responsive dystonia,DRD)为临床少见的可治的遗传性运动障碍性疾病,现将本院收治的3例患者报道如下:1临床资料例1,女,20岁,足月顺产,3岁前发育正常,4岁时无明显透因逐渐出现双下肢行走时步步基增宽,双下肢僵硬感,容易摔倒,6岁时出现双上肢动作笨拙, Dopa reactive dystonia (dopa-responsive dystonia, DRD) is a rare clinical treatment of hereditary dyskinesia, now admitted to our hospital in 3 cases are reported as follows: 1 clinical data, female, 20 Years old, full-term pregnancy, normal development before the age of 3, no obvious cause at 4 years old due to the gradual emergence of double lower limb walking step widening, double lower extremity stiffness, easy to fall, 6 years old appear double upper limbs clumsy,