眩晕者椎动脉狭窄率明显高于头晕者，二者有显著性差异。
The incidence of vertebrobasilar artery stenosis in vertigo group was high and there was significant difference between the two groups.
目的：探讨枢椎横突孔结构在转头引起寰枢段椎动脉狭窄或闭塞的临床解剖学意义。
Objective: To study the clinical significance of axis transverse foramen in the etiology of the vertebral artery insufficiency after cervical rotational movement.
结论血管内介入诊疗技术在症状性颈、椎动脉狭窄的临床诊治中具有重要价值，是一种安全有效的方法。
Conclusions Intravascular stent is a safety and efficient method in the treatment of symptomatic carotid and vertebral artery stenosis.
此外，MRA示除基底动脉和左侧椎动脉外，其它主要大血管均未见狭窄和闭塞；
In addition, MRA showed no stenosis or occlusion of large vessels except basilar artery.
结论：腔内支架成形术治疗椎动脉起始段狭窄的近期疗效令人满意，但需要有长期的随访观察。
Conclusion: Early results of intraluminal stenting for symptomatic vertebral origin artery stenosis is promising, and long term clinical and angiographic follow up is needed.
目的：评价球囊成形支架置入术治疗椎动脉开口狭窄的临床效果及手术策略。
Objective: To assess the effect of vertebral origin stenosis using angioplasty and stenting and operation strategy.
结论支架成形术治疗椎动脉起始段狭窄是安全有效的方法。
Conclusions Stent angioplasty is safe and effective for treatment of symptomatic stenosis at the beginning segment of vertebral artery.
结论高低频超声联合应用可作为椎动脉起始部狭窄的重要诊断手段。
Conclusion High frequency ultrasound can be combined with VA stenosis as an important diagnostic tool.
目的探索椎动脉单侧狭窄健侧椎动脉代偿时的MRA直径。
Objective To evaluate the MRA by measuring the diameter of the stenosis artery and the contralateral normal vertebral artery with unilateral stenosis.
结果根据所测内膜、内径和斑块等图像特征，可以反映椎动脉硬化及狭窄等情况。
Results According to the characteristics of image such as diameter intimate medial wall thickness and arteriosclerotic plaques, can reflect VA arteriosclerosis, straitness etc.
结果根据所测内膜、内径和斑块等图像特征，可以反映椎动脉硬化及狭窄等情况。
Results According to the characteristics of image such as diameter intimate medial wall thickness and arteriosclerotic plaques, can reflect VA arteriosclerosis, straitness etc.
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