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集成分子和放射性查工具在基于社区的结核病和COVID-19的活跃病例发现期间在南非
Alex John Scott1, Mohammed Limbada2, Tahlia Perumal1
1Centre for Lung Infection and Immunity, Division of Pulmonology, Department of Medicine and University of Cape Town Lung Institute, Cape Town, South Africa; South African MRC/UCT Centre for the Study of Antimicrobial Resistance, University of Cape Town, Cape Town, South Africa.
概括
在社区积极寻找病例期间整合结核病 (TB) 和COVID-19的照顾点测试是可行的和有效的. 这种方法成功地使用分子和放射学工具识别感染个体.
科学领域:
- 传染性疾病 传染性疾病
- 公共卫生 公共卫生
- 诊断技术 诊断技术 诊断技术
背景情况:
- 结核病 (TB) 和COVID-19是全球重要的健康威胁.
- 积极寻找病例 (ACF) 对于控制社区传染病至关重要.
- 同时对结核病和COVID-19进行查可以提高诊断效率.
研究的目的:
- 评估结核病和COVID-19综合检测的诊断产量.
- 评估使用点照顾 (POC) 分子和放射工具进行查的可行性.
- 在社区ACF期间确定结核病的个体的传染性.
主要方法:
- 基于社区的招聘,使用移动诊所为涉嫌结核病和/或COVID-19的参与者招聘.
- 同时进行POC检测:Xpert Ultra用于结核病 (唾液) 和Xpert SARS-CoV-2用于COVID-19 (鼻拭子).
- 计算机辅助检测 (CAD) 的POC胸部放射,并通过显微镜评估结核病的传染性,咳气溶采样和放射性腔腔检测.
主要成果:
- 16/144 (11.1%) 的参与者检测出结核病阳性,10/144 (6.9%) 的COVID-19,其中2 (1.4%) 患有并发感染.
- 在16名 (43.8%) 结核病患者中,有7名可能具有传染性.
- POC Xpert Ultra显示了75.0%的敏感性和96.9%的TB特异性;Xpert SARS-CoV-2显示了66.7%的敏感性和97.1%的COVID-19特异性. 结核病的CAD的AUC为0.90.
结论:
- 在基于社区的ACF期间,使用POC分子和放射学工具进行综合结核病/COVID-19查是可行的.
- 这种方法证明了这两种疾病的高诊断产量.
- 这一策略有效地识别出潜在的传染性个体,帮助疾病控制工作.
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