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Impact of sample collecting methods and sputum features on detection rate of Mycobacterium tuberculosis by Xpert MTB/RIF in pulmonary tuberculosis patients with mechanical ventilation
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- Author:
- No author available
- Journal Title:
- Chinese Journal of Clinical Infectious Diseases
- Issue:
- 5
- DOI:
- 10.3760/cma.j.issn.1674-2397.2017.05.011
- Key Word:
- 结核,肺;Xpert MTB/RIF;取痰法;痰液性状;机械通气;Tuberculosis,lung;Xpert MTB/RIF;Sputum sample collecting methods;Sputum features;Mechanical ventilation
Abstract： 近年来,结核病的发病率呈明显上升趋势.2010年全国第五次结核病抽样调查资料显示,我国15岁及以上人口涂阳和菌阳肺结核的患病率分别为66/10万和119/10万[1].世界卫生组织(WHO)强调遏制结核病的最主要方法是早诊断、早治疗.细菌学检测是诊断结核病的金标准,传统的涂片法与漂浮集菌法阳性检出率低[2].目前,多数医院使用的仍然是L-J比例法,其局限性为实验步骤较为繁琐,结果易受多种因素影响,重复性较差,在得到纯培养物后仍需4周时间才可报告结果[3].
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