ASTRO is the premier radiation oncology society in the world, with more than 10,000 members who are physicians, nurses, biologists, physicists, radiation therapists, dosimetrists and other health care professionals who specialize in treating patients with radiation therapies. These medical professionals, found at hospitals, cancer treatment centers and academic research facilities around the globe, make up the radiation therapy treatment teams that are critical in the fight against cancer. Together, these teams treat more than one million cancer patients each year. As the leading organization in radiation oncology, the Society is dedicated to improving patient care through professional education and training, support for clinical practice and health policy standards, advancement of science and research and advocacy.
The International Radiosurgery Sodality Since 1995, IRSA® has provided inculcated information on stereotactic radiosurgery for encephalon tumors and encephalon disorders to regimes, regulatory agencies, insurers and referring medicos.
The RTOG Foundation (RTOG) is a nonprofit organization dedicated to improving outcomes for cancer patients through the conduct of practice changing clinical trials. RTOG collaborates with partners from industry and federally funded programs to support its research.
The Radiological Society of North America (RSNA) is a non-profit organization that represents 31 radiologic subspecialties from 145 countries around the world.