The NRC has adopted a risk-informed, performance- based approach to regulation. The result is that the procedural aspects of a licensee’s radiation protection program are not required to constitute “best practice” in the medical use of radionuclides, as long as perfor- mance outcomes are in compliance. The continued need for some of the suggested procedures in this book should be considered in light of the licensee’s own prior experience obtained during reviews of its radiation protection program. It may be prudent for new appli- cants/licensees to implement the procedures as written, whereas established licensees should revise and/or essentially eliminate unnecessary procedures. For example, if a licensee, after continual review of worker dose histories,.
