CEACAM5 and colorectal carcinoma: Moreover, CEA, circulating NETs and CEA + NETs yielded AUCs of 0.65 (95% CI, 0.54–0.76), 0.84 (95% CI, 0.77–0.92) and 0.85 (95% CI, 0.77–0.93), respectively, for identifying CRC metastasis (Fig. 7E).