先天性肌强直症,是一少见的神经系统遗传疾病。目前还缺乏满意的治疗方法,作者用氯唑沙宗治疗1例,效果颇佳。患者,男,26岁。因四肢肌肉僵硬,抽动20年,伴行走困难1年。于1995年2月26日收住院。患者20年前,常感肢体僵硬,以双下肢明显,肌肉抽动,动作笨 Congenital myotonia, is a rare genetic disease of the nervous system. There is still a lack of satisfactory treatment, the authors treated with chlorzoxazone in 1 case, the effect is quite good. Patient, male, 26 years old. Due to limb muscle stiffness, twitching 20 years, accompanied by walking difficulties for 1 year. In February 26, 1995 admitted to hospital. 20 years ago, the patient was often feeling stiff limbs, with obvious lower limbs, muscle twitching, stupid movements