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用不同的FOV参数进行圆束计算机断层扫描对模拟的内部根再吸收体积的影响

Nuray Bağci¹, Arda Büyüksungur², Mehmet Hakan Kurt³

¹Gazi University, Faculty of Dentistry, Department of Oral and Maxillofacial Radiology, Ankara, Turkey.

Brazilian oral research

|September 10, 2025

概括

在形束计算断层扫描 (CBCT) 中的6x6视野 (FOV) 在检测内部根再吸收 (IRR) 量方面表现出更高的准确性,而不是10x10 FOV. 这一发现有助于使用CBCT成像更精确地诊断IRR.

科学领域:

牙科牙科是指牙科的专业.
放射学放射学是一门学科.
口腔和牙面部外科手术

背景情况:

内根再吸收 (IRR) 是一种复杂的病理过程,影响牙硬组织.
准确的IRR检测和体积评估对于有效的治疗规划和预后至关重要.
圆束计算断层扫描 (CBCT) 是一种广泛使用的成像方式,但其用于IRR体积分析的准确性需要进一步调查.

研究的目的:

为了比较不同圆束计算断层扫描 (CBCT) 视野 (FOV) 在检测内部根再吸收 (IRR) 容量的准确性.
评估CBCT的性能与微型计算机断层扫描 (微型CT) 和IRR体积测量的物理方法相比.
为了确定最佳的CBCTFOV,以准确的体积评估内部根再吸收.

主要方法:

一个体外研究涉及25个取的单根牙.
使用两个FOV参数进行CBCT扫描:6x6-FOV和10x10-FOV.
通过去矿化创建模拟的IRR,然后使用CBCT,微CT和物理方法进行体积测量.

主要成果:

模拟IRR体积的6x6-FOV CBCT测量与微型CT相比较.
与微型CT和物理方法相比,10x10-FOV CBCT测量显示出显著差异.
物理方法也产生了与微型CT和6x6-FOV CBCT显著不同的结果.

结论:

在CBCT中的6x6-FOV参数为检测内部根再吸收体积提供了比10x10-FOV更高的准确性.
CBCT,特别是具有较小的FOV,可以成为IRR体积评估的可靠工具.
这些发现支持在临床实践中使用优化的CBCT设置来改善内部根再吸收的诊断.

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