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作为PET/MRI的补充PET/CT在慢性骨髓炎与软组织参与:对外科手术结果的影响

Heng Wu¹, Xiao Ma¹, Haijian Li¹

¹Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, Shanghai Jiao Tong University, Shanghai, 200233, P. R. China.

European journal of nuclear medicine and molecular imaging

|November 28, 2025

概括

混合正子发射断层扫描/磁共振成像 (PET/MRI) 结合PET/CT可改善慢性骨髓炎的成像. 这种先进的技术带来了更好的外科手术结果,包括减少复发和增强恢复.

科学领域:

医疗成像医学成像
核医学是一种核医学.
放射学放射学是一门学科.

背景情况:

具有软组织参与的慢性骨髓炎由于高复发率和重复手术率而带来了重大挑战.
传统的成像方法,如[18F]氧葡萄糖正子发射断层扫描/计算机断层扫描 (PET/CT) 和磁共振成像 (MRI),在准确地划分骨和软组织感染方面都有局限性.
PET/CT擅长识别骨损伤,但难以识别软组织细节,而MRI提供软组织可视化,但缺乏特异性.

研究的目的:

评估混合正子发射断层扫描/磁共振成像 (PET/MRI) 在克服慢性骨髓炎常规成像局限性的有效性.
为了确定PET/MRI是否可以改善慢性骨髓炎的手术治疗,包括软组织.
为了比较PET/MRI结合PET/CT与标准成像 (PET/CT+MRI) 的诊断准确性和临床结果.

主要方法:

在2018年至2024年期间,对52名被诊断患有慢性骨髓炎和软组织感染的患者进行了回顾性审查.
患者被分为两组:一个组合组 (PET/CT + PET/MRI,n=10) 和一个标准组 (PET/CT + MRI,n=42).
图像准确性根据手术内发现进行评估,12个月的结果包括无复发生存 (RFS),功能恢复 (LEFS,MSTS得分) 和神经血管并发症.

主要成果:

与MRI单独相比,PET/MRI显示了软组织感染的优越划分,包括,鼻和肌肉透,与手术发现的一致性更高.
与标准组相比,PET/CT+PET/MRI组的复发率明显较低 (10.0%与35.7%相比),RFS时间较长.
组合组中的患者表现出功能恢复的改善 (LEFS和MSTS得分) 和神经血管并发症率的降低 (10.0%vs21.4%).

结论:

混合PET/MRI,当与PET/CT集成时,可增强慢性骨髓炎感染的映射,促进更精确的外科除菌.
在复杂病例中,PET/MRI的使用与降低复发率,改善患者康复和更好的神经血管安全有关.
在慢性骨髓炎的管理中,PET/MRI代表了一种有价值的辅助工具,值得在更大的前性研究中进一步调查.

关键词:

骨软组织复合感染慢性骨髓炎是一种慢性骨髓炎.神经血管的保存神经血管的保存有关PET/MRI的研究.没有复发的生存率.

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