ESTRO course on Image Guided Radiotherapy in Clinical Practice 2018

Dutch Trial van Gijn et al, Lancet Oncol 2011

1861 patients with resectable rectal cancer randomized: TME alone vs 25 Gy / 5 fx preop If surgery alone, postop RT required for SM ≤ 1mm

LR

10 year LR 11 vs 5% favoring preop RT

No difference in OS

ESTRO IG and Adaptive Course Parikh Budapest 2018