This study is to evaluate circulating tumor DNA (ctDNA) as a predictive and surveillant method for tumor recurrence in stage II and III colorectal cancer (CRC).
This study enrolled patients who underwent R0 resection of tumor and had elevated tumor biomarkers (CEA, CA19-9). After enroll the study, a CTC test will performed and patients who had positive CTC wi
This study is a prospective, multicenter, observational study on metastatic, operable colorectal cancer to evaluate the proof of concept of the cfDNA analysis for the early detection of recurrences
One of the main aims of the follow-up after curative resection of colorectal cancer is the early detection and treatment of tumor recurrence. We previously demonstrated decreased preoperative soluble