A shift of the daily plan can mitigate target position changes that occur between daily MR acquisition and treatment for MR-linac radiotherapy, but increases the session time. We demonstrated that our workflow strategy and decision-making process, to determine whether a subsequent shift is necessary, is appropriate.
Keywords: Adapt to position; Adapt to shape; MR-Linac; Prostate cancer; Radiotherapy.
© 2022 Published by Elsevier B.V. on behalf of European Society for Radiotherapy and Oncology.