| Recruiting | N/A | 100 | Europe | Chemotherapy, Resection of the primary tumor, Surgical resection of the primary tumour, Resection of tumour metastases, Surgical resection of tumour metastases, Blood sampling during chemotherapy, Drawing of blood samples during chemotherapy | Region Skane | Metastatic Colorectal Cancer, Chemotherapy Effect, Peritoneal Metastases, Liver Metastasis Colon Cancer, Lung Metastases | 12/26 | 03/33 | | |