IMRT

Kernel-based methods: The TERMA concept

)( s sE sET prim   Φ⋅ ⋅ ), (

µ

primary photon source

( ) , 

) , ( sE E

=

ρ

raytracing through beam modulating elements, fluence scaled by 1/s 2

mass attenuation coefficient

primary fluence

TERMA: T otal E nergy R eleased per MA ss all energy released at s through physical interactions of the primary photon with the medium: photons, electrons, positrons

s

r

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

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