Occurrence of liver carcinoma is a synergistic action by multiple factors which include virus infection, carcinogen, oncogene activation, anti-oncogene inactivation, liver cell apoptosis, failure of proliferation regulation and so on.

• 肝癌的发生是一个多因素协同作用的过程，这个过程中包括病毒感染、致癌物的作用、癌基因的激活和抑癌基因的失活、肝细胞的凋亡和增殖调节失控等多因素多环节。