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肝细胞癌（Hepattxellular。cin。a，HCC）是一种恶性程度很高的疾病，其中一个重要因素是HCC细胞静脉浸润导致肝外转移，虽经有效的手术治疗，但复发串很高。因此，早期发现癌细胞转移是改善病人预后的有效途径。血清甲脂蛋白（a－fetoProtein）可作为筛选HCC的肿瘤标志物（Tu
Hepatocyte carcinoma (Hepatitis C.a, HCC) is a highly malignant disease. One of the important factors is the extrahepatic metastasis caused by venous infiltration of HCC cells. Although effective surgical treatment, the recurrence string is very high. Therefore, early detection of cancer metastasis is an effective way to improve the prognosis of patients. Serum a-fetoprotein can be used as a tumor marker for screening HCC (Tu