1Evaluation criteria of transcranial color-coded sonography for the hemodynamics of intracranial segment vertebral artery stenosisZhou Yinghua, Hua Yang, Liu Yumei, Meng Xiufeng, Zhao Xinyu, Xia Mingyu397-4032Hemodynamic evaluation of vascular ultrasonography for severe intracranial vertebral artery stenosis before and after stentingZhou Yinghua, Hua Yang, Zhao Xinyu, Duan Chun, Liu Yumei, Meng Xiufeng404-4083Influencing factors analysis of hemorrhagic transformation in non-thrombolysis patients after acute cerebral infarctionTan Ge, Liu Ming, Lei Chunyan, Chen Yanchao, Hao Zilong409-4144Assessed values of color-coded digital subtraction angiography for intracranial arteriovenous malformationWen Lili, Zhang Xin, Zhang Qingrong, Wu Qi, Zhang Xiangsheng, Mao Lei, Wu Wei, Hang Chunhua, Wang Handong415-4205Cause analysis and management of the complications of Enterprise stent-assisted embolization of intracranial aneurysmsChen Sansong, Fang Xinggen, Li Zhenbao, Di Guangfu, Zhao Xintong, Wu Degang, Lai Niansheng, Liu Jiaqiang, Zhang Jiaqi421-425,4346Symptomatic middle cerebral artery stenosis:stroke recurrence,clinical prognosis and vascular changeXue Sufang, Song Xiaowei, Ren Yi, Ma Qingfeng, Wu Jian426-4297Preliminary application of Solitaire AB in the thrombectomy of acute arterial occlusion of distal anterior circulationFang Yibin, Wen Wanling, Zhang Yongwei, Huang Qinghai, Liu Jianmin430-4348Staged target teaching method of neural interventional therapy for ischemic cerebrovascular diseaseJiao Liqun, Gao Peng, Song Qingbin, Niu Xiangmei, Song Gang, Ling Feng435-438