3D常规TOF MRA和双回波MRA对颅脑动脉成像的对比研究

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目的 比较分析3D 常规TOF MRA和双回波MRA在颅脑动脉成像质量上的差异.方法 对11例志愿者行3D 常规TOF MRA和双回波MRA扫描,2位医师对双侧大脑前、中、后动脉的成像质量进行评分.分析2位医师的观察一致性和2种检查方法动脉成像质量的差异性.结果 2位医师通过2种方法所得动脉成像质量评分一致性好(Kappa=1,P
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