MD Radiotherapy-Grenz rays, Contact, Superficial, Orthovoltage or Deep therapy, Supervoltage, Megavoltage therapy. Therapy and diagnostic X-ray units – comparison. Filters, factors affecting output. Co-60 units : Comprehensive description of the unit, Safety mechanisms, Source capsule Linear accelerators, Source capsule Linear accelerators : History, Development, Detailed description of modern, dual mode linear accelerator, Linac head and its constituents , Safety mechanisms, Computer controlled linacs, Record and Verify systems. Relative merits and demerits of Co-60 and linac units. Simulators: Need for them, detailed description of a typical unit, simulator CT. D
Christian Medical College
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Tamil Nadu, India