CT Radiation Dose Management

The concept of dose management is presented and its implementation to promote a beneficial “dose culture” is discussed.

Course ID: Q00497 Category:
Modalities: ,


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Targeted CE per ARRT’s Discipline, Category, and Subcategory classification for enrollments starting after February 17, 2023:
[Note: Discipline-specific Targeted CE credits may be less than the total Category A credits approved for this course.]

Computed Tomography: 1.50
Safety: 1.50
Radiation Safety and Dose: 1.50


  1. Introduction
  2. CT Dose Management
    1. What is it and Why is it Necessary
    2. How is it Done
    3. Use of Data from Digital Imaging and Communications in Medicine
    4. Home-grown Programs
    5. Vendor-developed Radiation RTS Solutions
  3. How We Use an RTS in Exposing the Exposure
    1. At Patient Level
    2. At Institutional Level
  4. Advantages
  5. Challenges
  6. Outlook
  7. Conclusion


Upon completion of this course, students will:

  1. be familiar with the rapid growth of CT
  2. understand the past methods of dose management
  3. be familiar with ALARA
  4. understand the role CT manufacturers have played in reducing radiation
  5. be familiar with CT dose descriptors
  6. know the existing campaigns to reduce radiation exposure
  7. be familiar with the actions necessary to reduce radiation exposure in CT
  8. identify the culture promoted in this article
  9. know the characteristics of a dose management system
  10. be familiar with DICOM RDSR
  11. identify an example of a “home grown” dose management system
  12. identify examples of the vendor-developed RTS solutions
  13. be familiar with the steps taken in installing an RTS solution
  14. understand the role of the medical physicist in the optimization process
  15. identify the main objective of the RTS at a patient level
  16. be familiar with the author’s recommended effective dose limits
  17. be familiar with the goal of the RTS at the institutional level
  18. understand the differences in radiation exposure due to technology
  19. be able to interpret dose management reports
  20. understand dose management findings
  21. be able to interpret dose management finding in SSDE
  22. be familiar with technical challenges for implementing RTS
  23. be able to interpret the findings as reported by the authors
  24. be able to interpret the findings as demonstrated by the authors
  25. understand the challenges of implementation of RTS
  26. be familiar with the potential advantages of a CT dose registry
  27. be familiar with the CT dose registry discussed in the article
  28. understand the DRL
  29. be familiar with the adjuvants to RTS
  30. identify the advantages of using a dose management system