In-room imaging and MR planning

MRI makes sense

week 1

Computer planning

CT-sim delineation MRI i

“Tumor delineation, the weakest link in search for accuracy” Njeh et al., Med Phys 2008

contour

plan

Weeks 2 - 8

Viewray MRIdian

Elekta Unity

…

“Much to be gained by addressing position/motion uncertainties in dose delivery” Baumann et al., Nature Rev. 2016

Up to 35 fractions (7 weeks)