脑动脉、静脉及静脉窦血栓形成或其它部位来源的栓子栓塞 ,都可引起急性缺血性脑血管病。为研究缺血性脑血管病治疗的及时性和有效性 ,以降低缺血性脑血管病的病死率、致残率为目的 ,以早诊断、早治疗为手段 ,从中探索最佳给药时间和尿激酶的使用剂量。1　对象和方法患者系 199 Cerebral arterial, venous and sinus thrombosis or other parts of the origin of embolism, can cause acute ischemic cerebrovascular disease. In order to study the timeliness and effectiveness of the treatment of ischemic cerebrovascular disease, to reduce the mortality and disability rate of ischemic cerebrovascular disease, early diagnosis and early treatment as a means to explore the best time to administer And urokinase dosage. 1 object and method patient line 199