IMRT 2018

Example Replan Lung

Validation – Target coverage OK for patients not re-planned

233 patients treated with ART 50 first with surveillance scans at fraction 10 and 20

50 patients with 87 surveillance scans

Treatment plan recalculated on surveillance scan

Planned dose = delivered dosis GTV-T deforms

Treatment plan

2

85

Moeller et al : Radiother Oncol. 121:32-38 (2016)