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Updated: Jul 2, 2025

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Diagnosing Pulmonary Tuberculosis with the Xpert MTB/RIF Test
Published on: April 9, 2012
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通过Xpert® MTB/RIF Ultra进行的聚合唾液检测,在低发病率地区的高风险群体中发现活跃结核病例:一项前性研究
Zichun Ma1, Lijie Zhang2, Shanshan Li1
1Department of Bacteriology and Immunology, Beijing Key Laboratory on Drug-Resistant Tuberculosis Research, Beijing Chest Hospital, Capital Medical University/Beijing Tuberculosis and Thoracic Tumor Research Institute, Beijing, P. R. China.
Infectious diseases (London, England)
|February 21, 2024
概括
使用Xpert MTB/RIF Ultra在5:1的比率上进行聚合唾液测试,显著提高了结核病例发现效率. 这种方法为查高风险人群提供了一种快速,具有成本效益的方法,将检测成本降低了77.4%.
科学领域:
- 传染病流行病学 传染病流行病学
- 诊断微生物学 诊断微生物学
- 公共卫生干预 公共卫生干预
背景情况:
- 早期发现和治疗结核病 (TB) 对于控制其传播至关重要.
- 优化积极的病例寻找策略对于流行病地区的可行性至关重要.
研究的目的:
- 评估活跃结核病例发现的聚合唾液检测比率.
- 为了评估Xpert MTB/RIF Ultra的效率和成本效益,使用聚合样本.
主要方法:
- 在Xpert MTB/RIF Ultra查中评估了5:1的唾液样本聚合比率.
- 在北京的高风险群体中进行了活跃病例发现.
- 17,681名参与者使用350个聚合的唾液样本进行了查.
主要成果:
- 5:1的聚合比率显示了97.5%的灵敏度.
- 四个池 (1.1%) 的测试结果呈阳性,确定了确定的活跃结核病例.
- 患者个体检测的成本降低了77.4%.
结论:
- 使用Xpert MTB/RIF Ultra以5:1的比例进行聚合唾液测试是快速,高效和具有成本效益的.
- 这种策略适用于在高风险群体中发现活跃结核病例.
- 这种方法在发病率较低的地区尤其有利.
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