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脑出血和蛛网膜下腔出血(SAH)同为出血性脑血管病,都具有在动态中或情绪激动后发病,起病急、发展快,头痛、恶心、呕吐、意识障碍多见等特点,但二者有许多不同之处,现将其罗列如下,以助于鉴别:1.发病年龄脑出血常见于中老年,50～70岁者居多,而 SAH 虽可见于各年龄组,但以青壮年多见。2.病因高血压及动脉粥样硬化是脑出血的主要病因(占80%以上);SAH 则以先天性动脉瘤为主(50%～80%),动脉硬化性梭形动脉瘤次之,第三为脑血管畸形。
Cerebral hemorrhage and subarachnoid hemorrhage (SAH) with hemorrhagic cerebrovascular disease, both in the dynamic or emotional after the onset of acute onset, rapid development, headache, nausea, vomiting, disturbance of consciousness and more common features, But there are many differences between the two, now it is listed below, to help identify: 1. The onset of the age of cerebral hemorrhage common in middle-aged, 50 to 70-year-old majority, while SAH can be found in all age groups, More common in the prime of life. 2 causes of hypertension and atherosclerosis is the main cause of cerebral hemorrhage (accounting for more than 80%); SAH is mainly congenital aneurysm (50% to 80%), followed by atherosclerotic fusiform aneurysms, The third is cerebral vascular malformations.