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经颅多普勒超声在颅内压增高监测中的临床价值

, PP. 359-361

Keywords: 经颅多普勒,脑血流动力学,颅内压

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Abstract:

目的探讨颅内压增高时床旁经颅多普勒超声(TCD)监测的应用价值。方法采用EMECOMPANIONⅢ型经颅多普勒超声诊断仪,对32例ICU重症监护患者均于床旁行TCD脑血流动力学检测。结果32例患者首次TCD检测26例(81.3%)分别为尖锐波、振荡波、钉子波、无血流信号及高流速改变;10例动态观察TCD改变,除2例高流速改变转归为正常外,余8例最终为无血流信号。结论TCD特征性的频谱改变与颅内压增高关系密切,可为临床提供早期脑死亡的判定依据,对重症患者的预后评价具有较高临床实用价值。

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