Comparison of Hepatectomy and Local Ablation for Resectable Synchronous and Metachronous Colorectal Liver Metastasis

Simultaneous resection of both primary and secondary tumors in synchronous CRLM or resection of metachronous CRLM.

Microwave ablation of CRLM with a 2.15-gigahertz(GHz) microwave generator and a 14 gauge diameter transcutaneous antenna within 30 days after resection of primary tumor in synchronous CRLM or ablation of metachronous CRLM.