相关实验视频
Updated: Feb 23, 2026

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Diagnosing Pulmonary Tuberculosis with the Xpert MTB/RIF Test
Published on: April 9, 2012
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作为肺结核的初步诊断测试的Xpert MTB/RIF测试:一个多中心前性随机实证试验
Wei-Chang Huang1,2,3, Yi-Wen Huang4,5, Chih-Bin Lin6,7
1Department of Post-Baccalaureate Medicine, College of Medicine, National Chung Hsing University, Taichung, 402, Taiwan.
Scientific reports
|February 21, 2026
概括
扩展Xpert MTB/RIF试验用于初始肺结核诊断,并没有改善台湾的结核病管理结果. 这项研究发现,在使用Xpert测试时,诊断率,治疗开始或成功率没有显著差异.
科学领域:
- 医学诊断 医学诊断 医学诊断
- 传染性疾病 传染性疾病
- 公共卫生 公共卫生
背景情况:
- 核酸放大试验 (NAAT) 在台湾被选择性地用于肺结核病 (TB) 诊断.
- 专家MTB/RIF测定是一种结核病的快速诊断工具.
研究的目的:
- 评估扩大使用Xpert MTB/RIF试验作为结核病管理的初始诊断试验的影响.
- 为了评估即时的Xpert测试是否改善结核病诊断,治疗开始和患者的结果,与通常的护理相比.
主要方法:
- 一项随机对照试验,涉及6835名疑似肺结核患者.
- B组立即接受了Xpert MTB/RIF测试,而C组则接受了通常的护理.
- 测量结果包括结核病诊断比例,治疗前死亡率,开始治疗的时间和治疗成功率.
主要成果:
- 在立即Xpert组 (B组) 和常规护理组 (C组) 之间,在被诊断为活跃结核病的比例 (3.1%对2.7%) 中没有发现显著差异.
- 在抗结核病治疗前的死亡率 (2.3%对5.1%),从唾液提交到治疗开始的中位时间 (7.0对6.0天) 和治疗成功率 (73.8%对81.8%) 并没有显著不同.
- 该研究没有发现证据表明扩大初始Xpert MTB/RIF测试对结核病预测概率低的患者对台湾结核病控制有积极影响.
结论:
- 在台湾,扩大使用Xpert MTB/RIF测试作为肺结核的初始诊断试验,并没有证明对结核控制有积极影响.
- 研究结果表明,对于具有低预测结核病概率的患者,与标准诊断途径相比,即时的Xpert测试不会显著改变关键的管理和结果指标.
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