1急性缺血性卒中超早期治疗策略苏北人民医院苏北人民医院5Cerebrovascular Disease:Stroke SubtypeIschemic Stroke(85%)Ischemic Stroke(85%)Hemorrhagic Stroke(15%)Hemorrhagic Stroke(15%)AtherothromboticAtherothromboticCerebrovascularCerebrovascularDisease(20%)Disease(20%)Embolism(20%)Embolism(20%)Lacunar(25%)Lacunar(25%)Small vessel diseaseSmall vessel diseaseCryptogenic(30%)Cryptogenic(30%)IntracerebralIntracerebralHemorrhage(59%)Hemorrhage(59%)Subarachnoid Hemorrhage(41%)Subarachnoid Hemorrhage(41%)Albers GW,et al.Chest.1998;1