2017_SBRT_Course Book

Inter-fraction Variation: Implanted Markers and CBCTs

▪ Systematic errors of 3.5 to 6.6 mm depending on the direction ▪ Random errors of 2.5 to 4.7 mm depending on the direction

Horst van der A, Int J Radiation Oncol Biol Phys, Vol. 87, No. 1, pp. 202e208, 2013