Article Figures & Data
Figures
- FIGURE 1.
(A) OSL nanoDot dosimeter. (B) microSTARii mobile reader.
- FIGURE 2.
Floor plans for first floor and M floor of National Cyclotron and PET Centre at Chulabhorn Hospital. QC = quality control.
- FIGURE 3.
Radiation dose in controlled areas.
- FIGURE 4.
Radiation dose in supervised areas.
Tables
Average radiation dose ± SD (mSv) Area Monthly Annually Controlled area PET/CT room 1 1.810 ± 0.288 21.718 PET/CT room 2 0.833 ± 0.251 9.994 PET/MRI room 0.116 ± 0.020 1.390 Injection room 0.169 ± 0.053 2.024 Uptake room 2 0.226 ± 0.052 2.713 Uptake room 5 0.317 ± 0.215 3.808 Uptake room 8 0.465 ± 0.105 5.582 Patient bathroom 0.482 ± 0.118 5.786 Scan waiting area 0.272 ± 0.065 3.264 Supervised area Nursing counter 0.085 ± 0.019 1.015 PET/CT control room 1 0.041 ± 0.012 0.493 PET/CT control room 2 0.046 ± 0.030 0.551 PET/MRI control room 0.039 ± 0.021 0.471 Staff bathroom 0.082 ± 0.029 0.986 Lobby, in front of elevator 0.056 ± 0.021 0.677 First floor patient waiting area 0.058 ± 0.023 0.690 Imaging processing room 0.047 ± 0.023 0.563 Control set 0.055 ± 0.017 0.663 Occupational group n Effective dose (mSv) Eye lens dose (mSv) Skin dose (mSv) Technologist 14 0.00 ± 0.00 0.00 ± 0.00 0.00 ± 0.00 Nurse 17 0.01 ± 0.02 0.13 ± 0.25 0.13 ± 0.49 Radiochemist 13 0.09 ± 0.10 0.09 ± 0.10 0.09 ± 0.10 - TABLE 3.
Number of Patients Receiving Services in Each Room During October to December 2022
Month Number of patients PET/CT 1 PET/CT 2 PET/MRI Total October 484 400 208 1,092 November 556 364 248 1,168 December 508 312 264 1,084 Mean ± SD 516.00 ± 36.66 358.67 ± 44.24 240.00 ± 28.84 1,114.67 ± 46.36
