PERSON4:一个多参数超声模型来改善CEUS LI-RADS对HCC的治疗
Esposto Giorgio1, Santini Paolo2, Galasso Linda1
1CEMAD Centro Malattie Apparato Digerente, Fondazione Policlinico Universitario "A. Gemelli" IRCCS, Università Cattolica del Sacro Cuore di Roma, Italy.
JHEP reports : innovation in hepatology
|March 14, 2026
概括
一个新的模型,PERSoN4,增强了动态对比增强超声波 (D-CEUS) 用于诊断肝细胞癌 (HCC). 这种工具可以在近50%的患者中实现非侵入性HCC诊断,减少肝脏活检的需要.
科学领域:
- 肝病学和放射学 肝病学和放射学
- 医学成像和诊断 医学成像和诊断
- 在瘤学瘤学.
背景情况:
- 肝细胞癌 (HCC) 的准确的非侵入性诊断具有挑战性,特别是在动态对比增强超声波 (D-CEUS) 上的非典型血管模式下.
- 开发多参数D-CEUS风险模型,将定量输液分析与临床和成像特征相结合,至关重要.
研究的目的:
- 评估基于D-CEUS的新型多参数风险模型 (PERSoN4) 的诊断性能,用于非侵入性HCC诊断.
- 评估该模型是否能够改进现有的CEUS LI-RADS标准.
主要方法:
- 一项队列研究招募了88名患有慢性肝病的患者进行肝活检.
- 进行了CEUS,并使用后勤回归分析数据,以开发PERSON4模型,结合临床和成像变量.
- 该模型的准确性在一个独立的队列中得到了验证.
主要成果:
- 在PERSoN4模型中,包括性别,结节数,轮状超增强和峰值增强比率等变量,在训练队列中显示出高精度 (AUC 0.91).
- 在验证队列中,该模型实现了48.8%的灵敏度,100.0%的特异性和100.0%的正预测值 (PPV),AUC为0.74.
结论:
- PERSoN4模型显示,它有可能显著提高CEUS LI-RADS用于HC诊断的性能.
- 这种方法可以在符合条件的患者中减少近50%的肝活检需求,尽管需要进一步的外部验证.
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