  princess margaret cancer centre, previously called princess margaret hospital, is a teaching hospital in toronto, ontario, canada, affiliated with the university of toronto faculty of medicine as part of the university health network. the hospital now stands as the largest cancer centre in canada  and one of the 5 largest cancer centres in the world. along with the odette cancer centre (2nd largest in canada, 6th largest in the world), which is also associated with university of toronto faculty of medicine, it forms one of the largest cluster of cancer hospitals in the world. the hospital is situated near the intersection of university avenue and college street within the discovery district of downtown toronto, an area with high concentration of biomedical research institutions. named for princess margaret, countess of snowdon, the hospital is under the royal patronage of anne, princess royal. the hospital specializes in the treatment of cancer, and offers the majority of its services to residents of the greater toronto area. it frequently hosts patients from other parts of canada for access to a high calibre of treatment.. in particular, the hospital offers expertise in the fields of surgical oncology, medical oncology, hematology including bone marrow transplantation, radiation oncology, psychosocial oncology, medical imaging, and radiation therapy. the hospital houses one of the largest radiation therapy departments in the world. it has 17 radiation treatment machines, all of which are equipped with the latest technologies including imrt and vmat, a superficial orthovoltage machine, and operates a [[gamm
Cancer_hospitals Hospital_buildings_completed_in_1958 Hospital_buildings_completed_in_1995 Hospitals_established_in_1952 Hospitals_in_Toronto Organizations_based_in_Canada_with_royal_patronage Teaching_hospitals_in_Canada