2058 Early tumor shrinkage as a predictor for long-term outcome in patients (pts) with unresectable liver metastases from wt-KRAS colorectal cancer (LM-CRC) treated with hepatic artery infusion (HAI) of Irinotecan, 5-Fluorouracil and Oxaliplatin plus intravenous Cetuximab (IV-Cet) after failure of one to three systemic protocols (European phase II clinical trial NCT00852228). (September 2015)