Carcinoembryonic antigen (CEA) and carbohydrate antigen (CA)19–9 are used in clinical practice as tumor markers to diagnose or monitor colorectal cancer (CRC) patients, However, their specificities and sensitivities are not ideal, and novel alternatives are needed. | Serum leucine-rich alpha-2-glycoprotein-1 with fucosylated triantennary N-glycan A novel colorectal cancer marker