胺质子转移权重的MRI和扩散权重的成像在膀癌症:一个补充工具的VI-RADS
Lingmin Kong1, Zhihua Wen1, Qian Cai1
1Department of Radiology, The First Affiliated Hospital, Sun Yat-Sen University, Guangzhou, Guangdong, PR China (L.K., Z.W., Q.C., Y.L., Y.C., W.C., M.L., Y.G., H.W.).
Academic radiology
|October 11, 2023
概括
胺质子转移权重 (APTw) 和扩散权重的MRI增强了膀癌的分期. 这些技术提高了膀成像报告和数据系统 (VI-RADS) 的诊断准确性,以区分肌肉侵入性和非肌肉侵入性膀癌.
科学领域:
- 放射学 放射学是一门学科.
- 在瘤学瘤学.
- 医疗成像医学成像
背景情况:
- 膀癌 (BCa) 的分期对于治疗选择至关重要.
- 区分肌肉侵入性膀癌 (MIBC) 和非肌肉侵入性膀癌 (NMIBC) 是至关重要的.
- 膀成像报告和数据系统 (VI-RADS) 用于BCa分期.
研究的目的:
- 评估胺质子转移权重 (APTw) 和扩散权重磁共振成像 (MRI) 对VI-RADS的附加值.
- 通过使用先进的MRI技术,改善MIBC和NMIBC之间的区别.
主要方法:
- 对106名患有病理确认BCa.的参与者的前性研究.
- 进行了多参数MRI,包括APTw和扩散权重序列.
- 分析了VI-RADS评分和定量的MRI参数 (ADC,APTw).
主要成果:
- 较低的表面扩散系数 (ADC) 和较高的APTw值与MIBC相关.
- 无论是APTw和ADC值都提高了VI-RADS诊断性能.
- 结合VI-RADS,APTw和ADC,获得了最高的诊断性能 (AUC,0.93).
结论:
- APTw和扩散权重的MRI参数准确地评估了BCa的肌肉入侵.
- 这些MRI技术为BCa分期的VI-RADS提供了显著的附加值.
- 先进的MRI参数增强了MIBC与NMIBC的差异化.
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