Chemotherapy With Cetuximab as Conversion Therapy in RAS/BRAF WT Unresectable Liver Metastasis Right-sided Colon Cancer

"chemotherapy+cetuximab combination therapy，chemotherapy regimens include FOLFOX, FOLFIRI, XELOX, or mFOLFOXIRI.~Cetuximab first dose 400 mg/m2, followed by cetuximab 250 mg/m2 every 2 weeks;~mFOLFOX6: oxaliplatin 85 mg/m2 (day 1), 5-FU 400 mg/m2 (day 1), LV 400 mg/m2 (day 1), and 5-FU 2400 mg/m2 CIV (46 h) for up to 12 cycles;~XELOX (biweekly): oxaliplatin 85 mg/m2 (day 1), capecitabine 1000 mg/m2, bid, d1-10;~FOLFIRI: irinotecan 180 mg/m2 (day 1), 5-FU 400 mg/m2 (day 1), LV 400 mg/m2 (day 1), and 5-FU 2400 mg/m2 CIV (46 h), Up to 12 cycles;~mFOLFOXIRI: oxaliplatin 85 mg/m2 (day 1), irinotecan 150 mg/m2 (day 1), 5-FU 400 mg/m2 (day 1), LV 400 mg/m2 (day 1) and 5-FU 2400 mg/m2 CIV (46 h)."