Investigating the efficacy of Cetuximab Monotherapy versus Continuation after induction treatment with chemotherapy + Cetuximab in inoperable or irresectable and non-progressive metastatic colorectal cancer after first line induction treatment for 24 weeks with mFOLFOX6/FOLFIRI and Cetuximab treatment. Reinduction treatment will be done in case of progression. This treatment is continued until progression or severe toxicity.
Investigating the efficacy of Cetuximab Monotherapy versus Continuation after induction treatment with chemotherapy + Cetuximab in inoperable or irresectable and non-progressive metastatic colorectal cancer after first line induction treatment for 24 weeks with mFOLFOX6/FOLFIRI and Cetuximab treatment. Reinduction treatment will be done in case of progression.