Interest of the Immunoscore® as a Post-operative Complementary Tool for the Detection of the Risk of Recurrence in Patients With Nonmetastatic Colorectal Cancer

Inclusion Criteria: * age between 18 and 80 inclusive; * histologically confirmed colon adenocarcinoma; * having undergone a curative resection of stage I, II or III colorectal cancer; * diagnosed T1 / T2 / T3 / T4 and N0 / N1 / N2; * eligible to receive 6 months of adjuvant chemotherapy; * having given free, informed and written consent; * agreeing to the use of a tumor sample for research purposes; * being affiliated to a social security system. Exclusion Criteria: * pregnant or breastfeeding women * legal incapacity or physical, psychological, social or geographical conditions preventing the patient from signing the consent or completing the study. * history of other solid tumor within 3 years before inclusion, with the exception of in-situ cancer of the cervix and skin cancers (basal or squamous) treated and controlled * person subject to a safeguard measure.