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全身磁共振成像用于分期患有高风险前列腺癌的患者

Andrew M Fang¹, Brian F Chapin², Charles W Shi³

¹Department of Urology, University of Texas MD Anderson Cancer Center, Houston, TX, USA. afang1@mdanderson.org.

Prostate cancer and prostatic diseases

|September 17, 2024

概括

全身磁共振成像 (WBMRI) 在检测高风险前列腺癌 (HRPCa) 中的淋巴结转移方面比计算机断层扫描 (CT) 更有效. 在检测骨转移方面,WBMRI的性能与CT和骨扫描 (BS) 相提并论.

科学领域:

在瘤学瘤学.
放射学放射学是一门学科.
医疗成像医学成像

背景情况:

传统的成像 (CT,BS) 在诊断高风险前列腺癌 (HRPCa) 时是不理想的.
精确的分期对于HRPCa中有效的治疗计划至关重要.

研究的目的:

为了比较全身磁共振成像 (WBMRI) 与常规成像 (CT,BS) 的诊断性能,用于分期HRPCa.
评估WBMRI在检测淋巴结和骨转移中的准确性.

主要方法:

新诊断的HRPCa患者的潜在招生.
患者在30天内接受了WBMRI,CT和BS.
用灵敏度,特异性和准确度评估诊断性能,以组织病理学或临床随访作为参考标准.

主要成果:

与CT相比,WBMRI在检测淋巴转移时显示出更高的灵敏度 (p=0.031) 和歧视性 (AUC 0.72与0.56,p=0.019)
对于骨转移,WBMRI (灵敏度0.25,精度0.88) 与CT和BS (灵敏度0.12,精度0.87) 相似.
16.3%和8.7%的患者分别患有淋巴和骨转移.

结论:

在检测HRPCa患者的淋巴结转移方面,WBMRI超过CT.
在检测骨转移方面,WBMRI的疗效与CT和BS相当.
建议对WBMRI的成本效益和与PSMA PET结合进行进一步的研究.

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