Physics Bucharest 2017

Craniospinal irradiation

Field set up technique

• 3 plans, each with 4 fields (6 MV). The field junctions are moved between the 3 plans

• 2 lateral cranial 90⁰ and 270⁰ with a collimater rotation of 9⁰

• 1 thoracic fied • 1 lumbar field

• Separate ’Set up’ fields for each field in each plan