一、溶栓疗法适应证的判定心源性脑栓塞是由于游离血栓造成脑主要动脉突然闭塞 ,导致远端立即产生神经脱落症状的脑缺血。在刚刚发病的脑缺血区域中 ,由于残存的脑血流不足 ,而立即发生组织不可逆性变化区域 ( ischemic core)以及由于周围残存脑血流尚维持在一定水平、脑机能停 First, the indication of thrombolytic therapy Cardiac encephalopathy is due to a sudden occlusion of the main cerebral artery caused by free thrombosis, leading to the distal nerve immediately produce symptoms of cerebral ischemia. In the newly diagnosed ischemic area, due to the residual cerebral blood flow, there is an immediate ischemic core of the tissue and due to the remaining peripheral cerebral blood flow is still maintained at a certain level, the brain function stops