预测功能恶化和慢性病发展的多参数核磁共振 (MRI) 在接受脏切除术治疗脏损伤的患者中:试点研究
Mira M Liu1, Octavia Bane1,2, Xin Mu1
1BioMedical Engineering and Imaging Institute, Icahn School of Medicine at Mount Sinai, New York, New York, USA.
Journal of magnetic resonance imaging : JMRI
|January 14, 2026
概括
手术前多参数MRI (mpMRI) 可以预测脏手术后的慢性脏病 (CKD). 在mpMRI上显微扩散系数 (ADC) 的较大皮质细胞差异表明功能减弱,并预测CKD的发展.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 放射学 放射学是一门学科.
- 在瘤学瘤学.
背景情况:
- 患有固体质 (SRM) 的患者在手术后面临慢性病 (CKD) 的风险.
- 目前缺乏在SRM切除后CKD发展的可靠的手术前预测因素.
研究的目的:
- 为了确定手术前多参数MRI (mpMRI) 是否可以预测CKD的发展.
- 评估mpMRI能够预测到第三阶段CKD后切除术的进展的能力.
主要方法:
- 一项前性研究,涉及43名接受SRM瘤切除术的参与者.
- 使用了1.5T MRI,包括DWI,T1映射,BOLD和DCE-MRI序列.
- 分析了mpMRI参数与临床CKD风险评分和估计的淋巴细胞过率 (eGFR) 相比.
主要成果:
- 在mpMRI上减少血管扩散预测eGFR下降 (AUC=0.75-0.83).
- 较大的 contralateral ADC corticomedullary差异 (AUC=0.89) 和临床CKD风险评分 (AUC=0.81) 是强大的CKD预测因素.
- 37%具有正常基线eGFR的参与者在12个月内发展为3期CKD.
结论:
- 手术前的mpMRI有效地预测了腎切除术后CKD的发展.
- 在mpMRI上ADC的较大皮质细胞差异可能意味着功能储备减少.
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