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原发性肝癌(以下简称肝癌)是我国常见的恶性肿瘤之一。据国际癌症中心统计,2000年我国肝癌年发病30.6万,死亡30万,肝癌的年死亡率为20.4/10万,占全世界肝癌发病人数的42.5%,死亡人数的54.6%,死亡率占我国全部恶性肿瘤死亡的18.8%,列各大肿瘤死亡率的第2位,在农村次于胃癌,在城市次于肺癌。中国肝癌地理分布特点:沿海高于内地,东南和东北部高于西北、华北和西南
Primary liver cancer (hereinafter referred to as liver cancer) is one of the common malignant tumors in our country. According to the statistics of the International Cancer Center, in 2000, the incidence of liver cancer in China was 306,000 and the death toll was 300,000. The annual mortality rate of liver cancer was 20.4 / 100,000, accounting for 42.5% of the world’s incidence of liver cancer and 54.6% of the deaths. The death rate accounted for China Of all cancer deaths, 18.8% were ranked second in major cancer deaths, secondary to stomach cancer in rural areas, and secondary to lung cancer in urban areas. Geographical distribution of liver cancer in China: higher than the mainland coast, southeast and northeast than the northwest, north and southwest