Modern Bt Techniques - Florence 2016

Inter-application variation

1 st fraction – optimized plan

4 th fraction – plan of 1 st fraction

4 th fraction – individual plan

Rectum

D ICRU 2cc [Gy] [Gy]

1 st fraction 4 th fraction

4.7 3.3

plan of 1 st frac.8.3 6.5 individual plan 4.9 3.6

Kirisits et al. Radiother Oncol 2006;81:269