CPB Ljubljana 2018 course book

Example: 70 Gy PDR (lip tumor)

➢ Want to deliver 10 Gy per day (total dose 70 Gy) (  0.42 Gy/h to reference isodose)

➢ 70 (Gy) / 0.42 (Gy /h) = 167 hourly pulses = 70.14 Gy

 6 days and 23 hours