Postoperation Maintenance Therapy for Resectable Liver Metastases of Colorectal Cancer Guided by ctDNA

Colorectal cancer radical resection combined with liver metastasis resection or ablation.

Chemotherapy regimens recommended include oxaliplatin-based CapeOx or FOLFOX regimens, or single-agent 5-FU/LV, capecitabine, or combination with targeted therapy.

Maintenance therapy is recommended to be continued with low-toxicity drugs such as 5-FU/LV or capecitabine, and may be combined with targeted therapy. Treatment should be discontinued once ctDNA testing is negative.