SBRT 2016

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