本研究对比了PI-RADS v2.1与v2.0在多参数MRI（mpMRI）诊断临床显著前列腺癌（csPCa）中的性能。结果显示，v2.1通过优化移行带（TZ）病灶评估标准，显著提升了TZ区域csPCa的检出率（55.1% vs 39.3%），且多变量分析证实其优势（OR=1.34）。研究证实v2.1在标准化前列腺影像 ...

Upgrade and downgrade rates from targeted biopsy to radical prostatectomy were not significantly different between patients whose MRI examinations were clinically interpreted using PI-RADS Version ...

前列腺MRI PI-RADS 3评分解读中不同经验放射科医生的组间一致性及诊断效能研究。通过回顾性分析133例病理证实病例，发现组间kappa值仅0.149，与Gleason评分弱相关（t=0.197），但不同经验医生对PI-RADS 3评分的判断无显著差异。研究强调需优化解读流程和补充决策规则。

As radiologic tumor size and PI-RADS version 2 score decreased, the degree to which pathologic tumor size is underestimated increased, investigators reported. Pathologic prostate tumor size is often ...