BRITISH JOURNAL OF RADIOLOGY 89(1058) 1-10 2016年 [査読有り]
Objective: The aims of this study were to estimate the effective radiation doses from CT examinations of both adults and children in Japan and to study the impact of various scan parameters on the effective doses.
Methods: A questionnaire, which c...
BRITISH JOURNAL OF RADIOLOGY 88(1052) 1-7 2015年 [査読有り]
Objective: The aims of this study are to propose a new set of Japanese diagnostic reference levels (DRLs) for 2014 and to study the impact of tube voltage and the type of reconstruction algorithm on patient doses. The volume CT dose index (CTDIvol...
Y. Asada   S. Suzuki   K. Minami   S. Shirakawa   
JOURNAL OF RADIOLOGICAL PROTECTION 34(1) 125-132 2014年3月 [査読有り]
Diagnostic reference levels (DRLs) for mammography have yet to be created in Japan. A national questionnaire investigation into radiographic conditions in Japan was carried out for the purpose of creating DRLs. Items investigated included the foll...
The conversion coefficients, H'(d, alpha)/Phi, for monoenergetic positrons and positron-emitting radionuclides were calculated by using the user code UCICRPM of the Monte Carlo code EGS5 to estimate the radiation dose for medical staff involv...
Purpose: The incident at the Fukushima Daiichi nuclear power station in 2011 has again raised concerns with the public regarding radiation exposure, especially so in medical workers and patients undergoing treatment involving the use of radiation....