原发性肝癌(PHC)在我国以及东南亚和非洲各国是常见的恶性肿瘤之一,其恶性程度高、预后差。据估计,这些地区的发病率为西方国家的5～10倍。由于肝癌缺乏特异性临床表现,且发展迅速,多数病人一旦确诊已属中晚期,手术切除率低,术后并发症严重,早期复发率高,这使得肝癌的治疗效果受到影响。近年来的临床观察显示,其发病率不仅未能得 Primary hepatocellular carcinoma (PHC) is one of the common malignant tumors in our country, Southeast Asia and Africa. It has a high degree of malignancy and a poor prognosis. It is estimated that the incidence of these areas in Western countries 5 to 10 times. Because of the lack of specific clinical manifestations of liver cancer, and the rapid development of most patients once the diagnosis has been advanced, surgical resection rate is low, severe postoperative complications, early recurrence rate, which makes the treatment of liver cancer affected. In recent years, clinical observation shows that the incidence of not only failed to get