IMRT 2018

QUANTEC

Thicker lines indicate higher rates of overall toxicity Colour reflects target dose (fractionation corrected, α/β=3 Gy)

Conclusions •

Late rectal toxicity: doses > 60 Gy

• Convergence at the high dose range ~70 Gy and volumes < 20% • Uncertain interpretation of the role of the intermediate doses

Michalski et al, IJROBP vol 76, n3, S123-S129, 2010

06/06/2018