肝脏病变的影像检查方法较多 ,包括B超、CT、肝动脉造影、肝脏核素显影以及MRI等。常以B超为首选 ,CT为主要手段 ,而且CT能对肝脏大多数病变作出定位定量诊断 ,部分病变可以作出定性诊断 ,但有时它无法满足临床希望获得病理学诊断的要求 ,且部分病变的CT表现有重叠 ,不易鉴别 , There are many imaging methods of liver lesion, including B ultrasound, CT, hepatic artery angiography, liver radionuclide imaging and MRI. Often to B-preferred CT, CT as the main means, and CT can be most of the lesions in the liver to make a quantitative diagnosis of location, some lesions can make a qualitative diagnosis, but sometimes it can not meet the clinical hope of pathological diagnosis, and some lesions CT performance overlap, not easy to identify,