宏基因二代测序技术在肺部阴影发热病例诊断中的应用价值朱艳陈众众刘家昌【摘要】目的探讨支气管肺泡灌洗液(bronchoalveolarlavagefluidꎬBALF)病原宏基因二代测序(met ̄agenomicnext ̄generationsequencingꎬmNGS)技术在肺部阴影发热病例诊断中的价值ꎮ方法回顾性分析我科收治的94例病例ꎬ均收集BALF同时行病原mNGS及传统检测(微生物培养+涂片镜检)ꎬ比较两种方法诊断效能ꎬ并分析mNGS结果的影响因素ꎮ结果以最终诊断为准ꎬmNGS与传统检测比较:病原阳性率766%vs191%、灵敏度835%vs203%、阴性预测值409%vs171%、诊断符合率798%vs309%、混合感染检出率456%vs76%ꎬmNGS组明显优于传统组(P<005)ꎻ且mNGS检出病原种类、数量及时间有明显优势ꎮ经二元Logistic分析基础疾病数量、发热可能是mNGS阳性结果的影响因素ꎻ检测公司及抗生素使用时间影响较小ꎮ结论与传统检测相比ꎬBALF的病原mNGS检测高效快速ꎬ有助于肺部阴影发热病例诊断和鉴别诊断ꎮ【关键词】肺部感染ꎻ支气管肺泡灌洗液ꎻ宏基因二代测序ApplicationvalueofAcersecondgenerationsequencingindiagnosisofpatientswithlungshadowfeverZHUYanꎬCHENZhongzhongꎬLIUJiachangDepartmentofRespiratoryandCriticalCareMedicineꎬTheFirstAffiliatedHospitalofAnhuiUniversityofScienceandTechnology(HuainanFirstPeople′sHospital)ꎬHuainanꎬAnhui232007ꎬChina【Abstract】ObjectiveToexplorethevalueofbronchoalveolarlavagefluid(BALF)pathogenmetagenomicnextgenerationsequencing(mNGS)indiagnosisofpulmonaryshadowfever.MethodsRetrospectiveanalysiswasperformedon94cases...