前列腺成像用于复发报告:用户指南
Anup S Shetty1, Tyler J Fraum1, Joseph E Ippolito1
1From the Mallinckrodt Institute of Radiology, Washington University School of Medicine, 510 S Kingshighway Blvd, Campus Box 8131, St Louis, MO 63110.
概括
前列腺成像复发报告 (PI-RR) 系统标准化了治疗后复发前列腺癌的MRI. PI-RR专注于动态对比增强 (DCE) MRI,以检测激进前列腺切除术或放射治疗后的复发.
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:
- 前列腺成像报告和数据系统 (PI-RADS) 标准化了治疗前前列腺癌成像.
- 使用MRI对复发性前列腺癌的治疗后评估需要与治疗前成像不同的解释标准.
- 为了可靠地检测和报告激进前列腺切除术 (RP) 或放射治疗 (RT) 后前列腺癌复发,需要标准化.
研究的目的:
- 介绍和解释前列腺成像复发报告 (PI-RR) 系统.
- 为疑似复发性前列腺癌患者的盆腔MRI的执行和解释提供准则.
- 为了规范报道MRI发现的前列腺癌复发的迹象.
主要方法:
- PI-RR系统采用了PI-RADS的原理,但强调了不同的成像序列和检测复发的结果.
- 对复发的关键MRI发现包括对动态对比度增强 (DCE) 图像的焦点早期增强和扩散限制.
- 该系统采用基于对复发性前列腺癌MRI特征的已知知识的结构化评分方法.
主要成果:
- PI-RR提供了一个系统的框架来解释治疗后的前列腺MRI.
- 该系统编码了T2加权,扩散加权和DCE成像的评分元素,这些元素与RP和RT后的复发相关.
- 有关案例说明了PI-RR在临床实践中的应用.
结论:
- PI-RR系统提供了一种标准化的方法,用于在MRI上报告怀疑前列腺癌复发的情况.
- 它旨在提高治疗后的盆腔MRI解释的一致性和准确性.
- PI-RR是所有经验水平的放射科医生的综合参考书.
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