Canadian Association of Radiologists Journal
Volume 60, Issue 2 , Pages 71-78 , April 2009

Radiation Dose from Diagnostic Computed Tomography in Saskatchewan

  • David A. Leswick, MD, FRCPC

      Affiliations

    • Department of Radiology, Royal University Hospital, University of Saskatchewan, Saskatoon, Saskatchewan, Canada
    • Corresponding Author InformationAddress for correspondence: David A. Leswick, MD, FRCPC, Department of Medical Imaging, Royal University Hospital, 103 Hospital Drive, Saskatoon, Saskatchewan S7N 0W8, Canada.
    • ,
  • Nida S. Syed, MD

      Affiliations

    • Department of Radiology, McMaster University, Hamilton, Ontario, Canada
    • ,
  • Chance S. Dumaine

      Affiliations

    • College of Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada
    • ,
  • Hyun J. Lim, PhD

      Affiliations

    • Department of Community Health & Epidemiology, College of Medicine, University of Saskatchewan, Saskatoon, Saskatchewan, Canada
    • ,
  • Derek A. Fladeland, MD, FRCPC

      Affiliations

    • Department of Radiology, Royal University Hospital, University of Saskatchewan, Saskatoon, Saskatchewan, Canada

References 

  1. Aldrich JE, Lentle BC. Report ACRP-9. Radiation doses from medical diagnostic examinations in Canada. Ottawa: Atomic Energy Control Board; 1997;
  2. Medical Imaging in Canada 2005. In: Canadian Institute for Health Information (CIHI). Ottawa: CIHI; 2005;5, 6, 55
  3. Office of the Auditor General of Ontario: 3.06. Annual report. Hospitals—management and use of diagnostic imaging equipment. Toronto; 2006:131, 132. Available online at: http://www.auditor.on.ca/en/reports_2006_en.htm.
  4. Aldrich JE, Williams J. Change in patient doses from radiological examinations at the Vancouver General Hospital, 1991-2002. Can Assoc Radiol J. 2005;56:94–99
  5. Mettler FA, Wiest PW, Locken JA, et al. CT scanning: patterns of use and dose. J Radiol Prot. 2000;20:353–359
  6. Aldrich JE, Bilawich AM, Mayo JR. Radiation doses to patients receiving computed tomography examinations in British Columbia. Can Assoc Radiol J. 2006;57:79–85
  7. National Research Council (US). Committee to Assess Health Risks from Exposure to Low Level of Ionizing Radiation. Health risks from exposure to low levels of ionizing radiation: BEIR VII phase 2. Washington, DC: National Academies Press; 2006;
  8. Brenner DJ, Hall EJ. Computed tomography—an increasing source of radiation exposure. N Engl J Med. 2007;357:2277–2284
  9. Lee CI, Haims AH, Monico EP, et al. Diagnostic CT scans: assessment of patient, physician, and radiologist awareness of radiation dose and possible risks. Radiology. 2004;231:393–398
  10. European Commission. European guidelines on quality criteria for computer tomography. EUR 16262 EN. Luxembourg: Office for Official Publication of the European Communities; 2000;
  11. Tsai HY, Tung CJ, Yu CC, et al. Survey of computed tomography scanners in Taiwan: dose descriptors, dose guidance levels and effective doses. Med Phys. 2007;34:1234–1243
  12. Muhogora WE, Nyanda AM, Ngoye WM, et al. Radiation doses to patients during selected CT procedures at four hospitals in Tanzania. Eur J Radiol. 2006;57:461–467
  13. Shrimpton PC, Hillier MC, Lewis MA, et al. Doses from computed tomography examinations in the UK—2003 review. Report NRPB-W67. Chilton, UK: NRPB; 2004;
  14. Brix G, Nagel HD, Stamm G, et al. Radiation exposure in multislice CT versus single slice spiral CT: results of a nationwide survey. Eur Radiol. 2003;13:1979–1991
  15. European Commission . Radiation protection 109. Guidance on diagnostic reference levels (DRLs) for medical exposures. Luxembourg: Office for Official Publications of the European Communities; 1999;
  16. Coursey CA, Frush DP. CT and radiation: what radiologists should know. Appl Radiol. 2008;13:22–29
  17. McCollough CH, Schueler BA. Calculation of effective dose. Med Phys. 2000;27:828–837
  18. Koller CJ, Eatough JP, Bettridge A. Variations in radiation dose between the same model of multislice scanner at different hospitals. Br J Radiol. 2003;76:798–902
  19. Aldrich JE, Chang SD, Bilawich AM, et al. Radiation dose in abdominal computed tomography: the role of patient size and the selection of tube current. Can Assoc Radiol J. 2006;57:152–158
  20. Mulkens TH, Bellineck P, Baeyaert M. Use of an automatic exposure control mechanism for dose optimization in multi-detector row CT examinations: clinical evaluation. Radiology. 2005;237:213–223
  21. Dalrymple NC, Prasad SR, El-Merhi FM, et al. Price of isotropy in multidetector CT. Radiographics. 2007;27:49–62

 Present address for Dumaine—Department of Medical Imaging, Royal University Hospital, Saskatoon, Saskatchewan, Canada.

PII: S0846-5371(09)00041-2

doi: 10.1016/j.carj.2009.02.035

Canadian Association of Radiologists Journal
Volume 60, Issue 2 , Pages 71-78 , April 2009

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