Fig. 2From: Simultaneous integrated boost (SIB) radiation therapy of right sided breast cancer with and without flattening filter - A treatment planning studyComparison of dose distributions of FF versus FFF for all techniques. Comparison of dose distributions for all treatment techniques and irradiation modes in one transversal slice for a sample case. The PTV is delineated in red, SIB bright blue, ipsilateral lung magenta, contralateral lung pink, heart brown, contralateral breast green, spinal cord blue and spinal canal green. Isodoses are given in percent of the prescription dose to the SIB, i.e. 63Â Gy. The orange band shows 95Â % of the prescription dose to the SIB, the bright blue the 95Â % of the prescription dose to the PTVBack to article page