方法：应用经颅多普勒超声（TCD）检查了发作期偏头痛患者声信息治疗前后颅内各动脉的平均血流速度。
Methods With transcranial doppler ultrasound(TCD), intracranial arteries of patients with migraine during the period of attack were examined before and after sound information therapy.
目的探讨彩色多普勒超声对脑梗塞患者颅外段椎动脉血流的检查价值。
Objective To study the values of color Doppler ultrasonography (CDU) for the extracranial vertebral artery flow in cerebral infarction patients.
目的1对怀疑有脑血管疾病的患者进行经颅彩色多普勒超声（TCCS）检查，探讨颅内动脉狭窄的彩色多普勒及频谱多普勒特征。
Objective 1 To evaluate the character of color Doppler and frequency spectrum Doppler of cerebral artery stenosis by examining the patients who were suspected with cerebrovascular disease with TCCS.
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