在日本的临床实践中对双能量计算机断层扫描利用的问卷调查
Shingo Ohira1,2, Junji Mochizuki3, Shunsuke Itaya4
1Department of Radiological Science, Graduate School of Human Health Science, Tokyo Metropolitan University, Tokyo, Japan; ueshin55@gmail.com.
双能计算断层扫描 (DECT) 在日本医院越来越多地使用,扫描仪主要用于CT部门. 临床应用和图像重建技术在各机构之间存在很大差异,突出了这种先进的成像技术的各种采用模式.
科学领域:
- 医疗成像医学成像
- 放射学 放射学是一门学科.
- 计算机断层扫描 (CT) 是一种计算机断层扫描.
背景情况:
- 双能计算断层扫描 (DECT) 提供先进的材料差异化和诊断功能.
- 在医疗保健机构中,DECT技术的临床采用正在扩大.
- 了解当前的DECT利用对于优化其应用至关重要.
研究的目的:
- 调查DECT目前在日本各地医院的临床使用情况.
- 调查DECT扫描仪的类型,它们的部门配置和临床应用.
- 确定常见的图像重建技术和DECT数据的特定用途.
主要方法:
- 一项全国范围的电子问卷调查分发给日本医院的医务人员.
- 该调查收集了一般医院信息和详细的DECT使用数据.
- 分析了来自231个响应的数据,代表了拥有252台DECT扫描仪的176家医院.
主要成果:
- DECT扫描仪主要位于CT部门 (92.5%).
- 使用和不使用对比增强剂 (CEA) 的应用有所不同,重点是脊椎,四肢和头部 (没有CEA),胸部,腹部和血管 (有CEA).
- 虚拟单色图像 (VMI) 是最常见的 (69.0%没有CEA, 88.9%有CEA),其次是和密度图像.
结论:
- 临床DECT使用显示了扫描仪类型,部门放置,扫描解剖学和图像重建方法的相当大的差异.
- 这些发现强调了DECT技术在日本医院的多样化整合.
- 进一步的标准化或量身定制的方法可能会提高DECT的诊断影响.
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