一个临床前盲目的随机对照试验,评估使用虚拟尺度内镜测量息肉大小的临床相关性
Daniel Kaufman1,2, Roupen Djinbachian1,3, Mahsa Taghiakbari1,3
1Montreal University Hospital Research Center (CRCHUM), Departement of Gastroenterology, Montreal, QC, Canada.
Journal of the Canadian Association of Gastroenterology
|April 10, 2024
概括
虚拟尺度内镜 (VSE) 提高了结直肠息肉大小测量的准确性,而不是视觉评估 (VA). 在5毫米和10毫米值时,VSE表现出优异的分类,并且在所有聚合物大小小组中提高了准确性.
科学领域:
- 胃肠病学 胃肠病学
- 医疗成像医学成像
- 内镜技术的使用方法
背景情况:
- 准确的结直肠息肉大小测定对于临床决策至关重要.
- 视觉评估 (VA) 在聚大小估计的局限性需要改进的工具.
- 以前的研究缺乏能力来评估虚拟尺度内镜 (VSE) 在关键尺寸值的性能.
研究的目的:
- 评估虚拟尺度内镜 (VSE) 与视觉评估 (VA) 的准确性,以测量结肠直肠息肉大小.
- 评估临床相关尺寸值 (3,5,10和20毫米) 的VSE性能.
- 为了确定VSE的相对尺寸测量准确度,跨不同的多重体尺寸子组.
主要方法:
- 在结肠模型中使用了各种大小和形态的人工息肉 (n=64).
- 内镜医生使用VSE和VA进行测量,对真正的息肉大小进行盲目测量.
- 从以前的试验中获得的数据被组合在一起,总计有863个测量数据点.
主要成果:
- 在5毫米 (28%对45%) 和10毫米 (26%对44%) 的值时,VSE的错误分类显著减少.
- 虽然VSE在3毫米和20毫米时有较低的错误分类,但这些错误在统计学上并不显著.
- 在所有子组中,VSE表现出明显更高的相对尺寸测量精度:微小 (≤5毫米),小 (5-9毫米),10-19毫米和≥20毫米.
结论:
- 虚拟尺度内镜 (VSE) 与视觉评估 (VA) 相比,在5毫米和10毫米的门上提供了优越的聚大小分类.
- VSE为所有聚合物大小类别提供了显著改善的相对大小测量准确性.
- 在临床实践中,VSE代表了准确评估结直肠聚的宝贵进展.
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