Radiation exposure to nuclear medicine staff involved in PET/CT practice in Serbia

the extremity doses in terms of Hp(0.07) in one of the centres was 34–126 mSv procedure 21 . The whole-body doses per unit activity were 17– 19 and 21– 26 mSv GBq 21 in two centres, respectively, and the normalised finger dose in one centre was 170– 680 mSv GBq 21 . The maximal estimated annual whole-body doses in two centres were 3.4 and 2.0 mSv, while the corresponding extremity dose in the later one was 45 mSv. Improvements as introduction of automatic dispensing system and injection and optimisation of working practice resulted in dose reduction ranging from 12 up to 67 %.