Adaptive radiation therapy for anatomical changes of the breast during whole-breast irradiation.
PURPOSE To evaluate the dosimetric impact of anatomical changes during whole-breast irradiation (WBI) and to assess the utility of offline adaptive radiation therapy (ART) in patients treated with the field-in-field (FIF) technique. METHODS A dose of 42.4 Gy in 16 fractions was prescribed to the whole-breast planning...