Advanced Brachytherapy Physics - Vienna 2016

Conclusion • Voxel-by voxel cross section assignment is a critical step  Tissue segmentation; Applicator and source descripti on

 Follow TG 186 guidelines to ensure centre to centre consistency - - -

Poke/Question your favorite TPS/Applicator vendor(s)…

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• For 192 Ir, water is a good representation of soft tissue only  Air, bone, metals, … should be segmented and assigned the right material/densitiy • Dual-Energy/Multi-Energy-CT should be explored actively  Potential accurate solution to (ρ e ,Z eff ) assignments  Hot research topics