IGRT 2016 Madrid

Risk

Rectal distension at CT = poor outcome

p value

(1) CSA >11.2cm 2

0.0009

(2) CSA ≥ 8cm 2

+ (2) Diarrhoea ≥ 25% RT time

0.02

Average Cross Sectional Area (CSA)

Not reproducible Reference image not reproducible

(2) Heemsbergen IJROBP 2007 (1) De Crevoisier IJROBP 2005