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Clinical research of knee osteoarthritis screening based on infrared thermography
Author(s): JIN Chao, YANG Yang, XUE Zujun, LIU Kemin, LIU Jing
Pages: 456-
462
Year: 2014
Issue:
5
Journal: Beijing Biomedical Engineering
Keyword: osteoarthritis; early screening; infrared thermography; automatic diagnosis;
Abstract: 目的 为评估骨性关节炎早期疼痛症状的热表现,并探索红外热成像识别早期关节异常的适用性,本文发展出一种用于膝关节骨性关节炎的红外热成像筛查方法.方法 本研究在中国康复研究中心开展,共招募膝关节测试对象177例并采集其双膝关节红外热图像.基于大量临床红外热图数据,通过总结正常与异常膝关节间温度分布与特征差异,实现一种以髌骨为中心的膝关节热诊断方法.结果 此方法的初步诊断准确率达91.6%(P<0.05),识别异常关节热分布的灵敏度为93.5%.结论 此方法对于膝关节早期异常的发现有良好的筛查效果,且适合推广于大规模关节筛查与体检中.
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