1简介结直肠癌最常见的血行转移器官为肝脏。大约有一半的患者在结直肠癌病程中发展为肝转移癌[1]。针对肝转移病灶,肝切除术仍是唯一可能的根治性治疗,其5年生存率约50%[2],10年治愈率接近20%[3]。此外,有效的系统和局部化疗结合手术切除可以达到在未治愈的情况下使患者长期存活[4]。因此,肝切除的目标和适应 1 Introduction The most common hematogenous metastasis of colorectal cancer is the liver. About half of patients develop liver metastases in the course of colorectal cancer [1]. For liver metastases, hepatectomy remains the only possible radical treatment with a 5-year survival rate of about 50% [2] and a 10-year cure rate of nearly 20% [3]. In addition, effective systemic and local chemotherapy combined with surgical resection can achieve long-term survival in patients who have not been cured [4]. Therefore, the goal of liver resection and adaptation