2017_SBRT_Course Book

QA Items

▪ Patient safety (collision interlock) ▪ Geometric accuracy ▪ Linearity ▪ Alignment between imaging system and radiation isocenter ▪ Image quality ▪ Spatial resolution Fortunately, geometric accuracy, localization, and geometric fidelity have been demonstrated, in a number of publications, to be well within 1 mm over extended periods of time 1

1 Med. Phys. 39 (4), April 2012