转移性肛管癌至今没有一个明确的治疗方案。Barmettler H等对1例存在肝转移的肛管癌患者进行了探索性治疗。该例患者为男性,64岁,肿瘤类型为未分化鳞状细胞癌。在持续性给予顺铂和氟尿嘧啶治疗后,研究人员对肿瘤组织进行了分析,以了解是否可以给予西妥昔单抗进行抗表皮生长因子受体(EGFR)治疗。经查该例患者无Kras基因突变,且EGFR表达水平 Metastatic anal canal cancer so far there is no clear treatment. Barmettler H et al explored 1 case of anal canal cancer with liver metastases. The patient, male, was 64 years old and had a tumor type of undifferentiated squamous cell carcinoma. After continuous treatment with cisplatin and fluorouracil, the researchers analyzed the tumor tissue to see if cetuximab could be given anti-EGFR therapy. The investigation of this patient without Kras gene mutations, and EGFR expression levels