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使用显微扩散系数 (ADC) 值和MRI上的定量T2瘤对晚期宫癌治疗反应的预测模型的开发:与幸存者的表达相关

Trifonia Pingkan Siregar^1,2, Septelia Inawati Wanandi², Sawitri Darmiati²

¹Trifonia Pingkan Siregar, Doctoral Program of Medical Sciences, Faculty of Medicine Universitas Indonesia.

Asian Pacific journal of cancer prevention : APJCP

|August 24, 2025

概括

磁共振成像 (MRI) 可以预测子宫癌的治疗反应. 使用年龄,瘤大小,结节转移和T2瘤-肌肉比率的模型显示高准确性.

科学领域:

癌症学
放射学
医学成像

背景情况:

预测晚期宫癌治疗反应对于患者的结果至关重要.
磁共振成像 (MRI) 提供了对瘤特征的非侵入性评估的潜力.

研究的目的:

优化MRI作为晚期子宫癌治疗反应的预测工具.
确定治疗反应的预测因素,包括生存表达.

主要方法:

一项涉及35名患有IIB-IIIC2期子宫癌的病例对照研究.
在治疗前,中期和治疗后进行了MRI扫描.
分析与临床因素,MRI参数 (ADC,T2) 和生存水平相关.

主要成果:

开发了一个预测模型,包括年龄,瘤大小,结节转移和T2瘤-肌肉比率 (T2 t/ m比率).
该模型在预测治疗反应方面获得了92. 86%的灵敏度和85. 71%的特异性.
该模型的切断分数为3,有效地区分了良好的响应者和不良响应者.

结论:

在中外辐射过程中MRI上的T2 t/ m比率是晚期宫癌最终治疗反应的有希望的预测指标.
结合临床和MRI参数的预测模型可以有效评估治疗反应.

关键词:

宫癌磁共振成像表面扩散系数,定量T2瘤

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