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The cumulative radiation dose paradigm in pediatric imaging
1Duke University Medical Center, Durham, North Carolina 27710, United States.
The British Journal of Radiology
|September 14, 2021
Summary
Medical imaging professionals must monitor cumulative effective dose (CED) for patients undergoing repeated ionizing radiation exams. This review examines CED in adults and children, highlighting pediatric considerations for radiation safety.
Area of Science:
- Medical Imaging
- Radiation Safety
- Pediatric Radiology
Background:
- Medical imaging professionals are accountable for patient safety during repeated ionizing radiation examinations.
- Cumulative effective dose (CED) is a key safety metric for monitoring radiation exposure in patients undergoing recurrent imaging.
- Effective dose, despite challenges, remains the standard for quantifying radiation exposure in repeated imaging procedures.
Purpose of the Study:
- To review the construct of cumulative effective dose (CED) in medical imaging.
- To compare CED occurrence and characteristics between adult and pediatric populations.
- To propose applications of the CED paradigm, considering pediatric care specifics.
Main Methods:
- Review of the general construct of cumulative effective dose (CED).
- Comparison of CED occurrence percentages in adult versus pediatric populations.
- Identification of pediatric medical settings associated with high CED.
- Discussion of future advances impacting CED determinations.
Main Results:
- High cumulative doses (>100 mSv) occur less frequently in children than in adults.
- Specific pediatric medical settings are associated with higher CED.
- Effective dose remains the primary metric for recurrent imaging examinations.
Conclusions:
- Effective dose monitoring is crucial for patient safety in repeated imaging.
- Understanding pediatric-specific CED patterns is essential for tailored radiation safety protocols.
- Future advancements may refine CED assessment and management in pediatric patients.
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