EuroSafe Imaging 2019
Quality assurance, Education and training, Dosimetric comparison, Radiation safety, CT, Conventional radiography, Radioprotection / Radiation dose, Action 5 - Performance indicators for radiation protection management, Action 2 - Clinical diagnostic reference levels (DRLs)
J.-F. Chateil, H. Ducou le Pointe, E. Museux, P. Roch, D. Celier, J.-F. Meder, C. Etard
Conclusion and recommendations
French DRLs tables are regularly updated to be in accordance with technical progress and improvement of practice.
the analysis carried out by the IRSN showed that collected data in some centres were far below the previous DRLs.
in agreement with the new ICRP publication (pub.
the coming regulations will propose an optimization indicator (“Diagnostic Guide Value,
defined as the 50th percentile of data distribution) in addition to existing DRLs (75th percentile).
the DRL should be considered as an alert indicator and no longer as a sufficient target for those institutions that have already initiated an optimization approach or are using recent technologies.
Official publication is pending.