MU variability in CBCT-guided online adaptive radiation therapy.
Olga M Dona LemusOlga M Dona LemusJoshua WancuraNicholas SperlingMatthew WebsterHyunuk JungYuwei ZhouFiona LiJihyung YoonAlexander R PodgorsakDandan ZhengPublished in: Journal of applied clinical medical physics (2024)
MU variations observed between oART plans were not caused by any errors within the oART workflow. Providers should refrain from using MU variability as a way to express their confidence in the treatment planning accuracy. Clinical decisions during on-couch adaptive sessions should rely on validated secondary dose calculations to ensure optimal plan selection.