原发性肝癌(以下简称肝癌)是我国最常见的恶性肿瘤之一,自20世纪90年代以来,肝癌的年病死率已上升为城市和农村恶性肿瘤病死率的第二位和第一位。目前,外科治疗为主的综合治疗已经成为肝癌治疗的主流。随着认识的不断深入,一些新观念也相继进入临床。一、诊断在临床上,肝癌的诊 Primary liver cancer (hereinafter referred to as liver cancer) is one of the most common malignant tumors in our country. Since the1990s, the annual mortality of liver cancer has risen to the second and the first in the mortality rate of malignant tumors in urban and rural areas. At present, the comprehensive treatment of surgical treatment has become the mainstream of the treatment of liver cancer. With the continuous deepening of understanding, some new concepts have also entered the clinic one after another. First, the diagnosis in the clinic, diagnosis of liver cancer