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多重病原体检测系统的实用性直接来自呼吸道样本,用于治疗和诊断管理

Smriti Srivastava¹, Neha Sharad¹, Vandana Vijayeta Kiro¹

¹Department of Microbiology, AIIMS, New Delhi, India.

Microbiology spectrum

|May 7, 2024

概括

基于综合症的诊断面板,如Biofire Filmarray肺炎加面板 (BFP),可以快速检测肺炎的病原体. 然而,结果需要与传统方法一起仔细解释,特别是在抗菌素耐药性基因方面.

科学领域:

临床微生物学临床微生物学
分子诊断学分子诊断学
传染病诊断传染病诊断传染病诊断

背景情况:

基于综合征的诊断面板加速了各种疾病的病原体识别.
基于文化的传统方法耗时,延迟了诊断和治疗.
在重症监护机构 (如重症监护室) 中,快速诊断至关重要.

研究的目的:

为了评估Biofire Filmarray肺炎加面板 (BFP) 与标准微生物培养的性能.
为了比较表型抗生素敏感性测试与抗菌素耐药性 (AMR) 基因检测由BFP.
评估BFP在诊断肺炎中的临床实用性和局限性.

主要方法:

使用BFP分析下呼吸道样本,并与培养和识别 (黄金标准) 进行比较.
现型抗生素敏感性 (Vitek 2) 与BFP检测到的AMR基因相关.
使用GraphPad 7.0和MS Excel进行了统计分析.

主要成果:

BFP表现出与文化的总体同意率为76.72%,100%的积极同意和47.8%的负面同意.
BFP 显示出更好的细菌检测能力和更高的细菌负载与培养的一致性.
在约80%的耐药样本中检测到碳酶基因,与内部PCR相关性为60%.

结论:

BFP的结果,特别是多种病原体,需要与培养数据一起谨慎解释.
抗菌耐药性基因检测应该指导治疗,但需要意识到不寻常的耐药性模式.
由于成本和吞吐量限制,在资源有限或紧急情况下,需要仔细选择患者.

关键词:

抗菌药物反症 (AMR) 是一种生物火焰是一个生物火焰.这是一个PCRPCR.支气管气泡洗是一种支气管气泡洗.文化文化文化文化内垂体吸入物内垂体吸入物肺炎是一种肺炎.

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