Physics Bucharest 2017

Patient Specific Pretreatment QA

1. IMRT or VMAT plan is approved by Radiation Oncologist 2. Redundant dose calculation  Single point or full 3D dose distribution  Based on treatment planning output or machine control settings 3. Pretreatment QA 1. Plan is copied to measurement device 2. Dose is recalculated on measurement device  Convert all fields to 0-gantry, 0-collimator, 0-table rotation (analyze results on a field-by-field basis) 3. Export calculated dose (at the plan of the detector)