Do you modify the duration of adjuvant therapy for patients with colon cancer who have undergone metastectomy and primary tumor resection?  

For de novo oligometastatic colon cancer that is amenable to a potentially curative approach, I aim for 6 months of perioperative chemotherapy with fluoropyrimidine and oxaliplatin. Since irinotecan, anti-EGFR monoclonal antibodies, and bevacizumab do not treat micrometastatic disease effectively, t...