PET/CT装置の品質保証と品質管理
Contents
1. ROI daily QC PET 6 CT X CT SD 3 2 PET2. CT CT PET CT CT 3 3 PET 1 1min min CCF cross calibration factor cps mL Bq mL SUV standardized uptake value PET 7
3. PET QH 10mm N10mm 3830 PET NECphantom gt 10 4 Mcounts N10mm 6 9 6 QH 10mm N10mm gt 1 9 6 gt 0 38 0 38 10mm 1 NECpatient NECdensity NECpatient NEC noise eduivalent COunt OSEM iG O
4. 700mm 100cm 60 1bed 10 13 17 2mm 6 S37mm 1 7 400mm X300mm X300mm 60 7Okg PET CT 1 8 FDG PET PET CT 1
5. F G0cm PET CT PET PET ROI PET 3min SNR 9 FDG SNR PET Daily QC PET CT daily QC 1 Townsend DW DualLModality Imaging Combining Anatomy nd Function J Nucl Med 2008 49 938 955
6. 5 1 4 600mm FBP PET 1 5 1 6 NEMA NU2 2001 Standard
7. 004 41 1 3 FDG PET GO005 4 4 1 22 4 FDG PET 2005 CO005 42 2 1 26 5 National Electrical Manufacturers Association NEMA Standards PuDlication NU 2 2007 Performance Measurements of Positron Emission omographs Hosslyn VA National Electrical Manufacturers Association 00 5 FDG PET GO007 27 425 456 Bq D Bq CCF D Bq P mL R cps pixel PET CCF Bq mL mL P mL ROI cps pixel R cps pixel PET JESHA X 00 3 C2008 2008 8 FDG PET OT G008 29 2 195 235 9 Ver 1 2
8. 1 lt 1 S PET CT FDG PET FDG PET CT PE PET CT FDG PET CT 1 0mm
9. PET PET 1 FWHM full width at half maximum 1 3 FBP 2 FWHM 1 10 FWTM full width at tenth maximum 1 2 B00mm 700mm PET 1 3
10. PET W 3 eer CT k PET National Electrical Manufactures Association NEMA JIRA PE F NU 00 1 JESRA X 00793 JESRAX 0073 A2005 PET CT PET 1 PET PE T ROI region of interest
11. 10 193 17 22 28 37mm 1 5 30kBq mL 10mm a 1 65kBq mL 1 10mm NECphantom 10mm C 1e7 6 min Gmin ROI 10mm 2 QH 10mm 96 N10mm 1 5 NECphantom gt 10 4 Mcounts N10mm 6
12. PET CT 6 CT 3 S N signal to noise ratio TOF time of flight es PET CT PET CT RN PET CT
13. 6 QH 10mm N10mm gt 1 9 96 3 1 2 2 65kBq mL 1 10 min 7 7min N10mm 3min 4 4min 5min 8min 9min 10min QH 10mm N10mm NECphantom 80 Q 5 30kBq ml 70 2 65kBq ml 1 MCOuntS 4 6 8 min kk 5 30kBq ml a Q 2 65kBq ml 4 5 30kBq ml Q 65kBq ml 10 4 6 8 min 6 8 min PET CUC 10 18 17 8 9 ITIT 4 1 30 RC recovery COefficient HOI 3 mm 4 1 33kBq mL
14. 008 64 8 1015 1018 10 http Wwwjjira net OrJp anzenkanri 01_hoshutenken 01 OS html 1 1 PET JESRA Tl1 0001 A2009 2009 12 PET quact 2012 13 PET 6006
15. SEM PSF OSEM PSF OF 0 10 I I 88 E ROI 37 mm NECdensity NECpatient gt 13 NECaensity gt 0 DC 2 2 2 SNR 3cm ROI 3 9 SNR ROI SNR gt 10 5 8 ET CT F PET CT PET PET CT
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