原发性肝癌是临床上常见的恶性肿瘤,高发于(4 0～4 9)岁年龄组,男女比例为2～5 1 [1 ] 。血清甲胎蛋白(AFP)对原发性肝癌的诊断具有较高的灵敏度(80～90 ) %和特异性,因而现已广泛用于原发性肝癌普查、诊断、疗效判断及复发预测。原发性肝癌仍有1 0 %～2 0 %的患者其血清AFP始 Primary liver cancer is a common clinical malignant tumor, high in the (40 ~ 49) age group, male to female ratio of 2 to 51 [1]. Serum alpha-fetoprotein (AFP) has high sensitivity (80-90%) and specificity for the diagnosis of primary liver cancer and has been widely used in the screening, diagnosis, curative effect judgment and recurrence prediction of primary liver cancer. Primary liver cancer still 10% ~ 20% of patients with serum AFP start