1991年我院应用精制蝮蛇抗栓酶(Svate-3)治疗钩端螺旋体性脑动脉炎1例,获得满意疗效,现报告如下.病历摘要:女.15岁。1990年10月下旬无明显诱因自觉左半身麻木、无力、易摔倒,尚可步行,未加重视。1周后突然剧烈呕吐1天,左下肢逐渐瘫痪,半月后失语,右半身亦瘫痪。于外院作颅 CT检查示:左、右额顶脑梗塞。钩体试验四次均阳性, In 1991, our hospital application of refined viper antithrombin enzyme (Svate-3) treatment of leptospiral cerebral arteritis in 1 case, to obtain satisfactory curative effect, are as follows.Review summary: Female .15 years old. In late October 1990 no obvious incentive conscious left half numbness, weakness, easy to fall, can walk, did not pay attention. One week after the sudden violent vomiting one day, the left lower extremity gradually paralyzed, half a month after the aphasia, the right half also paralyzed. Cranial CT examination at the outer court showed: left and right frontal cerebral infarction. Hook body test four times were positive,