经颅超声多普勒(Transcranial Doppler Ultrasound， TCD)是利用颅骨薄弱部位为检查声窗，应用多普勒效应研究脑底动脉(主要是 Wills环)血流动力学的一种无创性超声检测技术。
...： 颈性眩晕；手法；经颅超声多普勒；椎基底动脉 [gap=1866]Key words :cervical vertigo；manipulation；transcranial Doppler；vertebrobasilar artery ...
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经颅超声多普勒可为诊断该病的重要依据，并可作为判断发作期病情轻重的辅助手段。
TCD study may be useful in diagnosis of vascular magraine and supply a good index for judging the severity of the disease.
目的：探讨椎基底动脉供血不足(VBI)经颅多普勒超声(TCD)与颈椎不稳的关系。
Objective: To investigate the relationship between transcranial doppler (TCD) and cervical instability in patients with vertebrobasilar insufficiency (VBI).
目的探讨经颅多普勒超声(TCD)评估老年颈内动脉闭塞患者的侧支循环代偿能力。
Objective To assess collateral compensative capacity by transcranial Doppler (TCD) in patients with internal carotid artery occlusion.
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