目的 探讨肝脏局灶性病变的不典型CEUS特征及其误诊原因。

Objective To observe the atypical features and the causes of misdiagnosis of contrast-enhanced ultrasonography (CEUS) in focal liver lesions.

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结论超声造影简单，快速，患者副反应率小，而且也有较高的准确率，是适合于肝脏局灶性病变的诊断的。

Conclusion CEUS was simple and fast, the complications of patients were little, too, so it was suitable for detection of partial changes of laver diseases.

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结果磁共振弥散加权成像通过测量肝脏内的水分子弥散运动，从而了解肝脏局灶性和弥漫性病变与肝脏正常结构和功能的差异。

Results DWI could demonstrate the normal and abnormal structure and function through measuring the diffusion motions of water molecule in the liver.

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