IMRT

Differences in Dose calculation algorithms – A clinically relevant issue?

55 Gy 50 Gy 45 Gy 37.5 Gy 30 Gy

10 Gy

20 Gy

10 Gy

50 Gy 45 Gy 37.5 Gy 30 Gy

20 Gy

55 Gy 50 Gy 45 Gy 37.5 Gy 30 Gy

10 Gy

Pencil Beam

Collapsed Cone

20 Gy

Patient example: • small lung lesion • fully surrounded by low density tissue

ESTRO IMRT course 2015 Dose Calculation in Static and Rotational IMRT Brussels October 8th, 2015

Monte Carlo

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