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在关面和口腔重建中的术后MRI:关于人工物减少的前性比较试点研究

Adib Al-Haj Husain¹, Sameena Sandhu², Maximilian Eberhard Hermann Wagner²

¹Department of Cranio-Maxillofacial and Oral Surgery, University Hospital Zurich, University of Zurich, Zurich, Switzerland; Department of Cranio-Maxillofacial Surgery, GROW School for Oncology and Reproduction, Maastricht University Medical Centre, Maastricht, the Netherlands.

Journal of cranio-maxillo-facial surgery : official publication of the European Association for Cranio-Maxillo-Facial Surgery

|February 25, 2026

概括

新的MRI技术,包括UTE和SEMAC,在手术后的头骨面成像中显著减少了人工物. 这些先进的协议改善了植入物周围组织的可视化,提高了创伤患者的诊断准确性.

科学领域:

医疗成像医学成像
放射学放射学是指放射学
手术重建手术重建的方法

背景情况:

手术后的头骨上面部成像由于手术植入物中的工件而带来了挑战.
准确评估周骨合成组织对于评估重建结果和并发症至关重要.

研究的目的:

为了前性地评估5个MRI人工物减少协议 (UTE,SEMAC,黑骨,DESS,STIR) 在创伤患者进行上面重建.
为了比较这些协议在减少文物和改善图像质量的有效性,用于可视化植入物周围的组织.

主要方法:

一项涉及18名创伤患者的试点研究,这些患者在手术后48小时内接受了MRI,使用的是15通道牙和面部线圈.
图像质量的定性评估,文物范围和组织可视化 (5 分级).
使用加权kappa统计数据对人工制造物诱导的信号空隙和观察者间/观察者内部可靠性的定量分析.

主要成果:

UTE 和 SEMAC 协议显示出优越的图像质量与最小的文物,准确地描绘了围骨合成组织 (平均偏差<2 mm).
STIR提供了中等性能,具有良好的脂肪抑制,而黑骨和DESS显示出更高的文物流行率.
观察者之间和观察者内部的共识是相当完美的 (κ = 0.71-1.0).

结论:

现代的MRI技术,如UTE和SEMAC,结合专门的线圈,有效地抑制了手术后的巴面部成像中的文物.
这些协议增强了诊断信心和可视化,有助于评估并发症,重建成功和瘤后续治疗.

关键词:

(MeSH):人工物减少的方法.面外科手术面外科手术磁共振成像技术磁共振成像技术口面部受伤口面部受伤金属植入物是金属植入物.骨质合成是一种骨质合成.

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