TABLE 1.

Average Radiation Dose for Each Area of Nuclear Medicine Department

Average radiation dose ± SD (mSv)
AreaMonthlyAnnually
Controlled area
 PET/CT room 11.810 ± 0.28821.718
 PET/CT room 20.833 ± 0.2519.994
 PET/MRI room0.116 ± 0.0201.390
 Injection room0.169 ± 0.0532.024
 Uptake room 20.226 ± 0.0522.713
 Uptake room 50.317 ± 0.2153.808
 Uptake room 80.465 ± 0.1055.582
 Patient bathroom0.482 ± 0.1185.786
 Scan waiting area0.272 ± 0.0653.264
Supervised area
 Nursing counter0.085 ± 0.0191.015
 PET/CT control room 10.041 ± 0.0120.493
 PET/CT control room 20.046 ± 0.0300.551
 PET/MRI control room0.039 ± 0.0210.471
 Staff bathroom0.082 ± 0.0290.986
 Lobby, in front of elevator0.056 ± 0.0210.677
 First floor patient waiting area0.058 ± 0.0230.690
 Imaging processing room0.047 ± 0.0230.563
 Control set0.055 ± 0.0170.663