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深度学习分析剪切波弹性图像评估肝纤维化
Authors
卢雪
郑荣琴
金洁玚
陈文波
Publication date
1 March 2021
Publisher
Editorial Office of Journal of Sun Yat-sen University
Abstract
目的探讨深度学习分析剪切波弹性图像(DLE)评估肝纤维化的应用价值。方法筛选行组织学检查的545名慢性肝病患者,获取DLE、二维剪切波弹性成像(2D-SWE)、血清学、瞬时弹性成像(TE)资料,得出其评估肝纤维化病理分级的诊断效能,进行比较,并使用不同的验证组评估其稳定性。结果DLE评估肝纤维化病理分级F=4、F≥3、F≥2的受试者工作曲线下面积(AUC)分别为0.99、0.98、0.92,诊断效能明显优于其他手段,差异均具有统计学意义(P<0.05),2D-SWE表现出第二高的诊断效能,AUC分别为0.89、0.86、0.86,其他检测手段的诊断效能差别不大,最高只达0.81。而评估同一纤维化病理分级时,不同验证组DLE的诊断效能类似。结论DLE能准确评估肝纤维化,其诊断效能高于其他常用手段,且稳定性较好,有望成为无创评估肝纤维化的新手段
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Last time updated on 15/10/2024