基于CBCT图像的放射性分析,用于在整形外科手术后的状体再吸收
Ruo-Han Ma1,2, Ji-Ling Feng1,3, Jia-Yang Chen1
1Department of Oral and Maxillofacial Radiology, Peking University School and Hospital of Stomatology & National Center for Stomatology & National Clinical Research Center for Oral Diseases & National Engineering Research Center of Oral Biomaterials and Digital Medical Device & Beijing Key Laboratory of Digital Stomatology & Research Center of Engineering and Technology for Computerized Dentistry Ministry of Health & NMPA Key Laboratory for Dental Materials, Beijing, China.
一种新的D值方法有效地识别了与脊椎骨关节手术 (OS) 后的状吸收 (CR) 相关的关键特征. 这些已识别的特征可以帮助开发CR后OS的预测模型.
科学领域:
- 口腔和牙面部外科手术
- 放射学 放射学是一门学科.
- 生物医学工程 生物医学工程
背景情况:
- 阴道再吸收 (CR) 是一个显著的并发症后,正体手术 (OS).
- 确定CR的预测特征对于患者的治疗结果至关重要.
- 目前的特征选择方法可能无法完全捕捉手术后的动态变化.
研究的目的:
- 引入和验证一种新的D值方法,用于选择与OS后CR高度相关的特征.
- 为了确定在CR期间发生显著变化的特定放射性特征.
- 评估D值方法在特征规范中的实用性,与基线值相比.
主要方法:
- 分析了来自145名整形外科手术患者 (T1:基线,T2:术后) 的形束计算机断层扫描 (CBCT) 图像.
- 患者被分为CR和对照组.
- 使用MVEL-Net和Pyradiomics进行状体细分和特征提取.
- 计算D值 (T1和T2特征之间的绝对差异) 来识别动态变化.
主要成果:
- 82个特征在基线 (T1) 中显示了CR和对照组之间的统计差异.
- D值方法将特征集减少到32个特征 (Fd),只有3个特征不在最初的T1集合中.
- 这表明D值有效突出显示与CR动态变化的特征.
结论:
- 拟议的D值方法对于在OS后选择与CR相关的特定特征是有效的.
- 这种方法提高了特征规范,而不是仅使用基线 (T1) 值.
- 这些已识别的特征有潜力开发强大的预测模型,用于CR后脊椎骨关节手术.
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