Objective: To evaluate the effectiveness of intrathecal injection of anisodamine (654 2) and dexamethasone (DXM) in the treatment of cerebral vasospasm (VSP) after subarachnoid hemorrhage (SAH).

• 目的:探讨盐酸山莨菪碱(6542)和地塞米松(DXM)鞘内注射对蛛网膜下腔出血(SAH)后脑血管痉挛(VSP)的疗效。