传染性尿道炎诊断的元基因组下一代测序:全面的系统性审查
Isabele Pardo1, Luciana P S Finamor2, Pedro S Marra3
1Faculdade Israelita de Ciências da Saúde Albert Einstein, Hospital Israelita Albert Einstein, São Paulo 05652-900, SP, Brazil.
Viruses
|June 27, 2025
概括
下一代元基因组测序 (mNGS) 在诊断传染性紫外炎,特别是病毒感染方面表现有前途,在某些情况下,其性能优于常规测试. 然而,标准化和污染风险需要进一步的研究,以获得可靠的临床使用.
科学领域:
- 眼科医生 眼科 眼科
- 传染性疾病 传染性疾病
- 基因组学就是基因组学.
背景情况:
- 传染性脑膜炎对视力构成重大风险,需要精确的病原体鉴定才能有效治疗.
- 传统的微生物学测试 (CMT) 在诊断传染性脑膜炎时,往往表现出敏感度和病原体包容性的局限性.
- 甲基因组下一代测序 (mNGS) 是一种在传染性紫外炎中广泛检测病原体的公正方法.
研究的目的:
- 系统地审查和评估下一代元基因组测序 (mNGS) 在识别引起传染性脑膜炎的病原体方面的诊断性能.
- 为了比较mNGS的诊断准确性与常规微生物测试 (CMT) 的传染性紫外炎.
主要方法:
- 在多个数据库中进行了系统的文献搜索,以确定相关研究.
- 包括将mNGS与CMT (PCR,培养,血清学,IGRA) 进行比较的研究,以诊断传染性紫外炎.
- 提取和分析了研究特征,检测率,灵敏度,特异性和预测值的数据.
主要成果:
- 分析了12项涉及859名患者的研究,显示mNGS灵敏度在38.4%至100%之间,与CMT相比,特异性在15.8%至100%之间.
- 通常识别的病原体包括疹病毒,细胞巨乳病毒,Toxoplasma gondii和简单疹病毒.
- 在某些病毒检测场景中,mNGS表现优于PCR,在标准方法无法确定时有助于诊断,尽管发现了污染和值不一致.
结论:
- 下一代元基因组测序 (mNGS) 是诊断传染性脑膜炎的宝贵工具,特别是在病毒病因方面.
- 由于mNGS的性能变化和标准化方面的挑战,在临床广泛采用之前需要进一步研究.
- 未来的研究应该专注于优化mNGS协议,并建立传染性脑膜炎的一致诊断标准.
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