Image Guided Radiation Therapy provides new tools for external therapy treatments. TrueBeam or the On-Board Imager® and the RPM™ Respiratory Gating System are essential components. The school provides a general overview, clinical workflows and use of the imaging and gating systems, covering all different modes of operation. The focus of the course is on clinical cases, where IGRT provides a clinical benefit for the patient. Use of the Varian gating systems at the CT scanner and/or simulator and linear accelerator is included as part of the course. The school also provides practical hands-on training using the latest models of TrueBeam, Clinac®, OBI, Varian Gating systems, Eclipse™ TPS and ARIA™ Oncology Information System.