Advanced Physics for Brachytherapy 2018

Inverse Optimisation and Planning

Preconditions:

▪ Complete 3D anatomy model: Targets (GTVs), CTV/PTV, OARs ▪ Implantation rules (anatomical constraints) ▪ Implantation methods, instruments, … ▪ Desired dose distribution ( )

Morphology

Topography

Dosimetric Result/Aims

= ,

= σ

. .

−

= ?

,

=