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Patient radiation doses during invasive cardiac procedures categorised by clinical code
E M Paisley1, J P Eatough, P J Mountford
1Medical Physics Directorate, University Hospital of North Staffordshire, Stoke-on-Trent ST4 7LN, UK.
The British Journal of Radiology
|December 1, 2004
Summary
This study analyzed patient radiation doses from 6189 invasive cardiology procedures. Findings help establish diagnostic reference levels and optimize radiation exposure for cardiac radiological procedures.
Area of Science:
- Medical Imaging
- Radiology
- Cardiology
Background:
- Patient radiation doses during invasive fluoroscopic cardiology procedures require analysis.
- Accurate dose assessment is crucial for regulatory compliance and patient safety.
- Previous studies may lack the scale and detail of this investigation.
Purpose of the Study:
- To analyze patient radiation doses from a large cohort of invasive fluoroscopic cardiology procedures.
- To stratify doses by specific cardiac radiological procedure types.
- To derive local guidance levels for common procedures and support regulatory requirements.
Main Methods:
- Analysis of 6189 patient records from November 1999 to August 2002.
- Stratification of cases using Office of Population Census and Surveys (OPCS-4) codes.
- Assessment of representative doses for 34 distinct cardiac radiological procedures.
Main Results:
- Detailed analysis of patient radiation doses across 34 cardiac procedure types.
- Establishment of local guidance levels for the eight most common procedures.
- Comprehensive dataset contributing to understanding radiation exposure in cardiology.
Conclusions:
- This study provides one of the largest and most detailed assessments of patient radiation dose in cardiac procedures.
- The findings aid in meeting Ionising Radiation (Medical Exposure) Regulations (IR(ME)R) requirements for diagnostic reference levels.
- The results facilitate the optimization of individual radiation exposures in fluoroscopic cardiology.