蛛网膜下腔出血(SAH)是指各种原因出血使血液流入蛛网膜下腔的统称。我们应用脱脑水肿、出血、防治脑血管痉挛等联合治疗蛛网膜下腔出血,防治复发、降低致残率,提高了患者存活率。1　病例与方法1.1　病例　50例SAH患者依据临床特点及CT腰穿确诊。主要临床表现:突然剧烈头痛、恶 Subarachnoid hemorrhage (SAH) refers to a variety of causes bleeding to the blood flow into the subarachnoid space collectively. We apply the treatment of cerebral edema, hemorrhage, cerebral vasospasm and other joint treatment of subarachnoid hemorrhage, prevention and treatment of relapse, reduce the disability rate and improve patient survival. 1 cases and methods 1.1 cases of 50 patients with SAH based on clinical features and CT lumbar puncture diagnosis. The main clinical manifestations: sudden severe headache, evil