Randomized pahse III study evaluating the efficacy of hepatic arterial infusion chemotherapy for metastatic colorectal cancer patients with unresectable liver metastases

Interventions: In the tested group, after the radiological placement of port and catheter system, hepatic arterial infusion using 5FU is performed within 6 months at the longest, and then FOLFOX+Bevacizumab therapy is performed. In the control group, FOLFOX+Bevacizumab therapy is performed. Primary outcome(s): Overall survival period Study Design: Parallel Randomized