Conclusion It can reflect the blood of focus to let information if spiral CT lung much issue strengthens scanning, for isolatedness lung tubercle nature distinguish diagnosis offer evidence.

结论螺旋CT肺脏多期增强扫描能反映病灶的血供信息，为孤立性肺结节性质的鉴别诊断提供证据。

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Conclusion As a supplemental method, CTU is helpful in making accurate diagnosis for the location, nature of the lesion and provide more diagnostic information.

结论应用ctu作为辅助诊断手段，可得到比单纯轴位像更多的诊断信息，并对输尿管病变作出准确的定位、定性诊断。

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Conclusions Defining the beginning and duration of the phases by the beginning of relevant vessel enhancement can reflect the HCC characteristics overall helpful for the diagnosis of the tumor nature.

结论以相关血管显影作为时相的起始及时段，能较全面反映肿瘤特征，有助于定性诊断。

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