Circumferential resection margin is a predictor for metastatic disease after rectal cancer surgery: a nation-wide population-based study cohort
Background/Aim To evaluate circumferential resection margin(CRM) as a risk factor for distant metastasis (DM) in rectal cancer.The treatment of rectal cancer has evolved over the last decades.Surgical radicality is the single most important factor in preventingrecurrences, both locally and distantly. CRM B 1.0 mm is consideredto increase recurrence risk. However, not all patients with CRMB 1.0 mm