Neoadjuvant Radiotherapy Before Surgery for Rectal Cancer, Surgical and Oncological Outcome Analysis, Retrospective Case Control Study in a Single Institute.

For clinical T3 rectal cancer, neo-adjuvant radiotherapy was proved to reduce local recurrent rate in the clinical trials. In this study, we analysis surgical and oncological outcomes of neo-adjuvant radiotherapy for stage 3 rectal cancer in the real world in a single institute and do further subgroups analysis as references for treatment plans.