OC-0182 Automated (Non-Coplanar) Beam Selection for IMRT in Young Female Lymphoma Patients Reduces OAR Doses

S92 ESTRO 38DVH parameters and optimization objectives were extracted from archived DVH reports.Data were analysed in SPSS. ResultsIn 10.7% (n=19) of cases the auto-plan was directly accepted for treatment.In 46.9% (n=83) of cases, MUs were scaled before accepting the auto-plan.In 40.1% (n=71), the auto-plan was optimised further.In 2.3% (n=4) of all cases, the auto-plan was rejected entirely and a new plan was made manually.We could identify the following reasons for manual adaptations: Bowel loop: 14.7% of plans (n=26), a bowel loop was near the PTV.In 4 cases MU were scaled and 22 cases were optimised further.