1Songur A, Gonul Y, Ozen OA, et al. Variations in theintracranial vertebmbasilar system [ J ]. Surg Radiol Anat, 2008, 30 : 257-264.
2Gilberti N, Gamba M, Costa A, et al. Pure midbrain ischemia and hypoplastic vertebrobasilar circulation [ J ]. Neurol Sci, 2014, 35:259-263.
3Hu XY, Li ZX, Liu HQ, et al. Relationship between vertebral artery hypoplasia and posterior circulation stroke in Chinese patients[ J]. Neuroradiology, 2013, 55:291-295.
4Thierfelder KM, Baumann AB, Sommer WH, et al. Vertebral artery hypoplasia: frequency and effect on cerebellar blood flow characteristics[J]. Stroke, 2014, 45:1363-1368.
5Olindo S, Khaddam S, Bocquet J, et al. Association between basilar artery hypoplasia and undetermined or lacunar posterior circulation ischemic stroke [ J]. Stroke, 2010, 41:2371-2374.
6Gao S, Wang YJ, Xu AD, et al. Chinese ischemic stroke subclassification[ J]. Front Neurol, 2011, 2:6.
7North American Symptomatic Collaborators. Beneficial effect Carotid Endarterectomy Trial of carotid endarterectomy in symptomatic patients with high-grade carotid stenosis[ J]. N Engl J Med, 1991,325:445-453.
8Giang DW, Perlin S J, Monajati A, et al. Vertebrobasilar dolichoectasia: assessment using MR[J]. Neuroradiology, 1988, 30:518-523.
9Lochner P, Golaszewski S, Caleri F, et al. Posterior circulation isehemia in patients with fetal-type circle of Willis and hypoplastie vertebrohasilar system[ J]. Neurol Sci, 2011,32 : 1143-1146.
10Chaturvedi S, Lukovits TG, Chen W, et al. Ischemia in the territory of a hypoplastie vertebrobasilar system [ J ]. Neurology, 1999, 52:980-983.
