Update on the PI-RADS-ACR scoring system

The incorporation of magnetic resonance imaging (MRI) in the assessment of prostate cancer (PCa) is a key example of how imaging can impact patient management.The MRI diagnostic pathway is now endorsed by major clinical guidelines, and the acquisition, interpretation and reporting of MRI findings are standardized by the Prostate Imaging Reporting and Data System (PI-RADS) from the American College of Radiology.PI-RADS has evolved significantly since its first version and is now available in version 2.1.However, there is still room for improvement.This article aims to review the inception of PI-RADS, its application and the future perspectives for this important scoring system.