An Assessment of PI-RADS v2.1: Inter-Reader Agreement, Diagnostic Accuracy, and the Added Value of PSA Density in Prostate Cancer Prediction
Introduction: Multiparametric MRI (mpMRI) interpreted using Prostate Imaging Reporting and Data System (PI-RADS) v2.1 is central to prostate cancer (PCa) assessment, but inter-reader variability remains a concern. This study evaluated inter-reader agreement, diagnostic performance, the utility of prostate-specific anti...