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错误识别Lophomonas Blattarum:分子诊断中的方法缺陷和分类学混乱

Nasrin Saberi Shahr-Babaki¹, Mitra Samareh Fekri¹, Majid Fasihi-Harandi²

¹Department of Internal Medicine, Faculty of Medicine, Kerman University of Medical Sciences, Kerman, Iran.

Advanced biomedical research

|September 17, 2025

概括

目前用于识别Lophomonas blattarum的方法缺乏准确性. 这项研究发现,实时PCR错误地将Trichomonas tenax识别为Lophomonas blattarum在重症监护病房的患者中.

科学领域:

医学寄生虫学医学寄生虫学
分子诊断学分子诊断
密集护理医学密集护理医学

背景情况:

洛福蒙纳斯·布拉特勒姆 (Lophomonas blattarum) 是一种原生动物,其致病性已引起争论,鉴定方法不可靠.
调查其在重症监护室 (ICU) 患者中的存在解决了这些诊断争议.

研究的目的:

在ICU患者中调查Lophomonas blattarum的存在.
评估当前识别方法的准确性和效率,包括实时PCR.
评估与其他原生动物的潜在错误识别.

主要方法:

83名ICU患者的样本从伊朗克尔曼的三家医院收集.
使用显微镜和实时聚合酶链反应 (PCR) 来检测Lophomonas blattarum.
生物信息学研究评估了方法效率,并使用实时PCR检测Trichomonas tenax.

主要成果:

显微镜检测到没有Lophomonas blattarum.
实时PCR识别了16个阳性样本,但生物信息学揭示了该方法缺乏特异性和效率.
发现所有16个阳性样本都含有Trichomonas tenax,这表明识别错误.

结论:

目前的Lophomonas blattarum诊断方法没有足够的敏感性和特异性.
在临床环境中,错误地将Trichomonas tenax识别为Lophomonas blattarum是一个重大问题.

关键词:

光显微镜的光学显微镜.洛福莫纳斯·布拉塔鲁姆 (Lophomonas Blattarum) 是一个著名的原生动物原生动物.在实时PCR中进行实时PCR.在Trichomonas tenax中使用.

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