IMRT Course 2016

One step further: Margin adaption

planning CT

(IMRT) plan

Fx 1

Fx 5

Fx 6

Fx N

…

…

pretreatment setup correction

new isocentre for the following Fx’s

PI

PI

…

estimation of systematic error

reduction of setup error for the following Fx’s!

Now that we have determined and reduced the patient-individual systematic error: Why not also reduce/adapt the margin???

ESTRO IMRT course 2016 Adaptive Radiotherapy London April 7th, 2016

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