原发性蛛网膜下腔出血是神经内科最常见的急症,发病比例占急性脑卒中的10%,占出血性脑卒中的20%,而脑血管痉挛是其常见的并发症,出现此并发症的患者约半数死亡或留有神经功能受损,故而逐渐引起临床重视[1]。尼莫地平为目前临床上常用的钙通道阻滞剂,对防治继发的脑血管痉挛疗效 Primary subarachnoid hemorrhage is the most common emergency neurology, the incidence of acute stroke accounted for 10%, accounting for 20% of hemorrhagic stroke, and cerebral vasospasm is a common complication of this complication Of the patients died about half or left with impaired neurological function, it gradually caused clinical attention [1]. Nimodipine is commonly used in clinical calcium channel blockers, the prevention and treatment of secondary cerebral vasospasm efficacy