重症缺血性卒中(severe ischemic stroke,SIS)指一组临床症状较重、进展较快、预后不良的缺血性脑梗死。患病早期即出现严重的神经系统局灶体征,往往死于脑水肿、进行性颅内压升高以及脑干功能障碍,并且常伴有严重的并发症,生存者大多生活不能自理,甚至处于植物状态,因此又被称为恶性 Severe ischemic stroke (SIS) refers to a group of clinical symptoms of severe, rapid progress, poor prognosis of ischemic stroke. Serious nervous system focal signs appear early in the illness and often die of cerebral edema, progressive intracranial pressure and brainstem dysfunction, and are often accompanied by serious complications. Most of the survivors are unable to take care of themselves even in the The state of the plant is therefore also called malignant