目的应用经颅彩色多普勒超声研究头臂动脉型多发性大动脉炎患者颅内动脉及眼动脉…

Objective transcranial color Doppler ultrasound of brachiocephalic artery Takayasu arteritis in patients with intracranial artery and ophthalmic artery …

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入院当天经颅多普勒超声异常率91.3%，高于脑电图(65.2%)、脑电图地形图(78.3%)及头颅计算机断层扫描(17.4%)。

CD on the day of admission, TCD yielded an abnormal rate of 91.3% in these patients, significantly higher than the rats by EEG (65.2%), topographic EEG mapping (78.3%) and head CT (17.4%).

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以磁共振血管成像为标准，比较经颅多普勒超声发现相应血管病变数，得出诊断异常血管的特异性为94.22%、敏感性为78.10%、假阳性为7.46%，假阴性为23.31%及符合率为89.36%。

Considering MRA as the standard, the sensibility of diagnosing abnormal vessels by TCD was 78.10%, specificity 94.22%, false positive 7.46%, false negative 23.31%, and the coincidence rate 89.36%.

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以磁共振血管成像为标准，比较经颅多普勒超声发现相应血管病变数，得出诊断异常血管的特异性为94.22%、敏感性为78.10%、假阳性为7.46%，假阴性为23.31%及符合率为89.36%。

Considering MRA as the standard, the sensibility of diagnosing abnormal vessels by TCD was 78.10%, specificity 94.22%, false positive 7.46%, false negative 23.31%, and the coincidence rate 89.36%.

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