Molecular Imaging 2017

(PET/)MR-only RT: substitute CT generation by transformation of MR-image values

Johansson A et al. Med Phys 2011; 38(5): 2708-14. • Generation of substitute CT (s-CT) by applying a Gaussian mixture

s-CT

CT

∆CT

model to transform the MR image values

∆CT

s-CT

CT

Jonsson J et al. Radiother Oncol 2013; 108(1): 118-22. • s-CT can be used for RT planning

DRR from CT

DRR from s-CT