肝细胞癌(Hepatocellular Carcinoma,HCC)是临床常见的恶性肿瘤,大多数患者有慢性肝炎及肝硬化病史。肝硬化常伴肝脏的增生结节,部分增生结节可演变为小肝癌[1]。应用CT灌注成像探讨原发性肝癌与 Hepatocellular carcinoma (HCC) is a common clinical malignant tumor. Most patients have a history of chronic hepatitis and cirrhosis. Liver cirrhosis often accompanied by hyperplastic nodules, some of the proliferation of nodules can evolve into small liver cancer [1]. Application of CT perfusion imaging to explore primary liver cancer