Guidance for Modifying the Definition of Diseases: A Checklist

Importance: No guidelines exist currently for guideline panels and others considering changes to disease definitions. Panels frequently widen disease definitions, increasing the proportion of the population labeled as unwell and potentially causing harm to patients. We set out to develop a checklist of issues, with guidance, for panels to consider prior to modifying a disease definition. Observations: We assembled a multidisciplinary, …