【画像情報研究会】 - jsrt-chushi.jp

1 25 Exposure Index Exposure Index Exposure Index 4 Exposure Index 85 80 25 7 7 10:00 15:30 MUSCAT CUBE Exposure Index 10:00 12:00 I X II Exposure Index 13:00 15.

2 30 Exposure Index(EI) Exposure Index CXDI Exposure Index DigitalDiagnost Exposure Index GE Deviation Index GE Masatake Imai Shiga University of Medical Science /75%#6 %7$' Masatake Imai Shiga University of

3 Medical Science Masatake Imai Shiga University of Medical Science Nj NJ Masatake Imai Shiga University of Medical Science а /9/ *+5 4+5 D Masatake Imai Shiga University of Medical Science ( ) L Dry We t ( ) Masatake Imai Shiga University of Medical Science.

4 Masatake Imai Shiga University of Medical Science Log REDensityMasatake Imai Shiga University of Medical Science Log REDensityMasatake Imai Shiga University of Medical Science Log REDensityMasatake Imai Shiga University of Medical Science Log REDensityMasatake Imai Shiga University of Medical Science Masatake Imai Shiga University of Medical Science Log REDensity C Masatake Imai Shiga University of Medical Science щ ( )

5 Masatake Imai Shiga University of Medical Science щ ( ) Masatake Imai Shiga University of Medical Science щ ( ) э Masatake Imai Shiga University of Medical Science щ э Masatake Imai Shiga University of Medical Science щ Masatake Imai Shiga University of Medical Science Lj Masatake Imai Shiga University of

6 Medical Science Nj Masatake Imai Shiga University of Medical Science *+5 4+5 2#%5 /QFCTKV[ 28 28 Masatake Imai Shiga University of Medical Science Modarity MWMMPPSDICOM Masatake Imai Shiga University of Medical Science а /9/ *+5 4+5 D Masatake Imai Shiga University of Medical Science.]

7 *& dz dz Masatake Imai Shiga University of Medical Science Density0 256 512 768 1024 Masatake Imai Shiga University of Medical Science Density0 256 512 768 1024 ( ) Masatake Imai Shiga University of Medical Science Density0 256 512 768 1024 ( )

8 Masatake Imai Shiga University of Medical Science щ +2 (2& э Masatake Imai Shiga University of Medical Science щ Masatake Imai Shiga University of Medical Science ( ) L Dry We t ( ) Masatake Imai Shiga University of Medical Science ( ) L Dry We t ( ))

9 Masatake Imai Shiga University of Medical Science Masatake Imai Shiga University of Medical Science 615 Masatake Imai Shiga University of Medical Science dz Masatake Imai Shiga University of Medical Science Masatake Imai Shiga University of Medical Science 504 э 504 Masatake Imai Shiga University of Medical Science 504 э 504 ' + Masatake Imai Shiga University of Medical Science NJ Masatake Imai Shiga University of Medical Science 'ZRQUWTG +PFGZ 6 CTIGV 'ZRQUWTG +PFGZ &GXKCVKQP +PFGZ Masatake Imai Shiga University of Medical Science

10 Э Masatake Imai Shiga University of Medical Science 19 Ratio of the image receptor system (%)Year of the survey on diagnostic (2& by Masatake Imai Shiga University of Medical Science 1973 1978 1983 1988 1993 1998 2003 2008 [year]020406080100120[%] FPD New ADAD HR RXORXFCR7000 FCR9000 New FCRFCR5000by Ken-ichi Kobayashi [JJSRT 67(11))]