脑与自由基横井功等一、脑内出血和脑缺血时的微血管病变和脑水肿脑内出血和脑缺血可因各种原因而引起，已知在其发生时都有过剩的自由基产生并成为脑微血管病变和脑水肿的原因。此时自由基的来源大致有二，其一由因出血和渗血而游离出的血红蛋白（Ｈｂ）和自Ｈｂ游离出的... Brain and free radical Yokai Gong et al 1, intracerebral hemorrhage and cerebral ischemia microvascular disease and cerebral edema intracerebral hemorrhage and cerebral ischemia can be caused due to various reasons, it is known at the time of its occurrence have excess free radicals and Become a cause of cerebral microvascular disease and cerebral edema. At this time there are roughly two sources of free radicals, one is due to bleeding and bleeding free hemoglobin (Hb) and free from Hb ...