结直肠癌合并肝转移是普通外科的焦点,因为每年全世界范围将近有上百万的新发结直肠癌病例,并且发病率呈现上升趋势[1]。亚洲国家如中国、日本、韩国和新加坡,在过去10年里结直肠癌的发病率以2~4倍的速度增加[2]。西方国家,结直肠癌是排在第3位的多发肿瘤,同时也是老年人群(年龄>75岁)最常见的恶性肿瘤[3]。约25%的结直肠癌患者在最初诊断时即发现存在肝脏转移灶,另外约25%的患者在疾病进展过程 Colorectal cancer with liver metastases is the focus of general surgery, as nearly millions of new cases of colorectal cancer worldwide each year, and the incidence showed an upward trend [1]. Asian countries such as China, Japan, South Korea and Singapore have seen a 2 to 4-fold increase in the incidence of colorectal cancer in the past 10 years [2]. In western countries, colorectal cancer is the third most frequent cancer and the most common malignancy in the elderly population (> 75 years of age) [3]. Approximately 25% of colorectal cancer patients were found to have liver metastases at the initial diagnosis, and another about 25% of patients with disease progression