The Efficacy of Adjuvant Chemotherapy in Patients With Stage II/III Resected Rectal Cancer Treated With Neoadjuvant Chemoradiation Therapy

摘要

Introduction: Patients with stage II/III rectal cancers are treated with neoadjuvant chemoradiation and surgical resection followed by adjuvant chemotherapy (CT) per practice guidelines. It is unclear whether adjuvant CT provides survival benefit, and the purpose of this study was to measure outcomes in patients who did and did not receive adjuvant CT.