Nonradiologist Utilization of American College of Radiology Appropriateness Criteria in a Preauthorization Center for MRI Requests: Applicability and Effects

Abstract

Introduction of the ACR Appropriateness Criteria resulted in an increase in the rate of performance of appropriate MRI examinations and a decrease in the rate of performance of inappropriate MRI examinations. ACR Appropriateness Criteria were applicable to approximately 50% of MRI requests.