IMRT

Rectum, summary

Recommendations: • Organ definition, from above the anal verge to the turn in the sigmoid colon • V 50 <15%, V 60 <35%, V 65 <25%, V 70 <20%, V 75 <15%

for < 15% Gr.> 2 late tox for <10% Gr. > 3 late tox

•

IMRT: intermediate (40-60 Gy) doses for pts <78Gy ?