症状性脑血管痉挛是蛛网膜下腔出血后死亡和致残的主要原因，治疗较困难。近年来应用介入神经放射技术进行血管内治疗取得了较满意疗效。现就基础和临床方面的研究进展作一综述 Symptomatic cerebral vasospasm is the leading cause of death and disability after subarachnoid hemorrhage, and treatment is more difficult. In recent years, the application of interventional nerve irradiation for endovascular treatment achieved more satisfactory results. Now on the basic and clinical aspects of research progress are reviewed