在先进的鼻癌中,治疗前扩散曲解成像对无进展生存预测的预后价值
Wang Ren1, Xiang Zheng1, Shizhong Wu1
1Department of Radiology, Clinical Oncology School of Fujian Medical University, Fujian Cancer Hospital, Fuzhou, People's Republic of China.
Cancer medicine
|April 25, 2025
概括
扩散性皮质瘤成像 (DKI) 显示,平均皮质瘤 (MK) 是鼻癌 (NPC) 中长期无进展生存 (PFS) 的强有力的预测因素. 将MK与临床阶段和新辅助化疗相结合,可以提高个性化治疗的预后准确性.
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:
- 鼻癌 (NPC) 的预后依赖于准确的预测生物标志物.
- 扩散曲解成像 (DKI) 提供了对组织微观结构的洞察.
- 评估用于NPC预后的新型成像技术至关重要.
研究的目的:
- 评估DKI衍生参数对NPC中长期无进展生存 (PFS) 的预后价值.
- 为了确定平均化 (MK) 是否可以预测NPC患者的长期结果.
- 将DKI的发现与临床因素相结合,以改善预后分层.
主要方法:
- 一组295名NPC患者接受了预治疗3.0T MRI与DKI.
- 来自DKI的关键指标包括平均度 (MK),平均扩散 (MD) 和明显扩散系数 (ADC).
- 在临床和成像数据上进行了统计分析,包括Cox回归和Kaplan-Meier生存分析.
主要成果:
- 高MK值与较低MK值相比,与更高的长期PFS率显著相关.
- 多变量分析确定了临床阶段,新辅助化疗 (NAC) 方案和MK作为PFS的独立预后因素.
- 一个整合临床阶段,NAC和MK的预后诺莫грам显示了对2年,5年和10年的PFS的中等预测准确性.
结论:
- 来自DKI的预治疗平均缩 (MK) 是一个强大的,非侵入性的生物标志物,用于预测NPC的长期PFS.
- 将MK与临床阶段和新辅助化疗相结合,可以增强预后分层.
- 这些发现支持使用DKI来开发针对NPC的个性化治疗策略.
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