Article(id=1261728980185526710, tenantId=1146029695717560320, journalId=1146119944283992078, issueId=1261728796072358112, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=null, receivedDateStr=null, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1778749230666, onlineDateStr=2026-05-14, pubDate=1774195200000, pubDateStr=2026-03-23, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1778749230666, onlineIssueDateStr=2026-05-14, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1778749230666, creator=13701087609, updateTime=1778749230666, updator=13701087609, issue=Issue{id=1261728796072358112, tenantId=1146029695717560320, journalId=1146119944283992078, year='2026', volume='4', issue='6', pageStart='1', pageEnd='234', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1778749186771, creator=13701087609, updateTime=1778750183088, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1261732975067148479, tenantId=1146029695717560320, journalId=1146119944283992078, issueId=1261728796072358112, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1261732975071342784, tenantId=1146029695717560320, journalId=1146119944283992078, issueId=1261728796072358112, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=204, endPage=208, ext={CN=ArticleExt(id=1261728980881781177, articleId=1261728980185526710, tenantId=1146029695717560320, journalId=1146119944283992078, language=CN, title=下呼吸道感染患者咽拭子与肺泡灌洗液病原谱的病原靶向二代测序对比研究, columnId=1261728976733594600, journalTitle=实验室检测, columnName=分析与检测, runingTitle=null, highlight=null, articleAbstract=
目的

应用病原靶向二代测序(targeted next-generation sequencing, tNGS)技术,解析下呼吸道感染(lower respiratory tract infections, LRIs)患者咽拭子与肺泡灌洗液(bronchoalveolar lavage fluid, BALF)的病原谱特征,并阐明其检测效能差异。

方法

采用回顾性队列研究设计,纳入2022年4月—2025年9月同期送检咽拭子和BALF的1000例LRIs患者,应用tNGS技术对两类样本进行病原体检测,其中咽拭子采用上呼吸道检测通道(107种病原体),BALF采用下呼吸道检测通道(225种病原体)。研究队列划分为儿童组与成人组,重点分析这两类样本病原谱的构成差异。

结果

咽拭子与BALF的阳性检出率分别为97.4%、99.0%。儿童组(n=843)中,咽拭子对流感嗜血杆菌(42.2% vs 28.4%,P<0.001)、肺炎链球菌(31.7% vs 28.7%,P=0.040)及鲍曼不动杆菌(30.5% vs 2.3%,P<0.001)的检出率显著比BALF高,而BALF则更易检测到鼻病毒(31.2% vs 27.1%,P=0.006)、人呼吸道合胞病毒(20.9% vs 17.8%,P=0.006)、流感病毒(9.6% vs 7.0%,P=0.002)、人副流感病毒(15.3% vs 13.3%,P=0.019)、偏肺病毒(8.1% vs 6.1%,P=0.005)等RNA病毒,以及肺炎支原体(38.6% vs 28.6%,P<0.001)。成人组(n=157)中,咽峡炎链球菌群在咽拭子中的检出率高达82.2%(vs BALF 28.0%,P<0.001),而BALF对铜绿假单胞菌(8.9% vs 3.8%,P=0.039)和巨细胞病毒(14.7% vs 2.6%,P<0.001)的检测更具优势。耐药基因分析显示,23S rRNA A2063G突变位点在儿童BALF中检出率达24.1%,虽高于咽拭子(19.0%)但未达统计学差异(P>0.05)。此外,tNGS的下呼吸道检测通道在BALF中还额外检出结核分枝杆菌复合群、耶氏肺孢子菌、烟曲霉等31种深部病原体或下呼吸道特异性病原体。

结论

BALF在反映下呼吸道真实病原谱方面优于咽拭子,尤其对深部感染病原体检测价值显著,但咽拭子仍然是快速筛查的优先选择。儿童与成人的病原谱差异明显,提示结果解读需结合年龄因素。tNGS具高灵敏度与广谱优势,但仍需关注定植与条件致病菌的判读。

, correspAuthors=邓振沣, authorNote=null, correspAuthorsNote=

*

邓振沣,硕士,医师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:
, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=9fM1Fu7wp/2rtZnMLn9E3w==, magXml=j9n7MOYWelcwvTEw/+th7Q==, pdfUrl=null, pdf=FH8lk4K9Ks+y7n5fifyBKQ==, pdfFileSize=2029403, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=JkiJgjMmdNJtJ+ydp+9eRw==, mapNumber=null, authorCompany=null, fund=null, authors=

#

武梦和任芳为共同第一作者

武梦,主管检验师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:

任芳,主管检验师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:

, authorsList=武梦, 任芳, 刘潞, 刘姿杏, 蓝芳艳, 彭智慧, 周梅华, 邓振沣)}, authors=[Author(id=1261729999644705036, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=674334044@qq.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={CN=AuthorExt(id=1261730000223518993, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, authorId=1261729999644705036, language=CN, stringName=武梦, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=广西金域医学检验实验室,南宁 530007, bio={"content":"

武梦,主管检验师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:

"}, bioImg=null, bioContent=

武梦,主管检验师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:

, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1261729999451767046, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, xref=null, ext=[AuthorCompanyExt(id=1261729999518875912, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, companyId=1261729999451767046, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广西金域医学检验实验室,南宁 530007)])]), Author(id=1261730000575840532, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, orderNo=1, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=25707667@qq.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={CN=AuthorExt(id=1261730001410507031, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, authorId=1261730000575840532, language=CN, stringName=任芳, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=广西金域医学检验实验室,南宁 530007, bio={"content":"

任芳,主管检验师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:

"}, bioImg=null, bioContent=

任芳,主管检验师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:

, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1261729999451767046, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, xref=null, ext=[AuthorCompanyExt(id=1261729999518875912, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, companyId=1261729999451767046, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广西金域医学检验实验室,南宁 530007)])]), Author(id=1261730002991759642, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={CN=AuthorExt(id=1261730003784483103, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, authorId=1261730002991759642, language=CN, stringName=刘潞, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=广西金域医学检验实验室,南宁 530007, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1261729999451767046, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, xref=null, ext=[AuthorCompanyExt(id=1261729999518875912, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, companyId=1261729999451767046, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广西金域医学检验实验室,南宁 530007)])]), Author(id=1261730004531069217, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={CN=AuthorExt(id=1261730005386707238, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, authorId=1261730004531069217, language=CN, stringName=刘姿杏, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=广西金域医学检验实验室,南宁 530007, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1261729999451767046, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, xref=null, ext=[AuthorCompanyExt(id=1261729999518875912, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, companyId=1261729999451767046, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广西金域医学检验实验室,南宁 530007)])]), Author(id=1261730005709668650, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, orderNo=4, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={CN=AuthorExt(id=1261730007504830770, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, authorId=1261730005709668650, language=CN, stringName=蓝芳艳, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=广西金域医学检验实验室,南宁 530007, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1261729999451767046, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, xref=null, ext=[AuthorCompanyExt(id=1261729999518875912, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, companyId=1261729999451767046, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广西金域医学检验实验室,南宁 530007)])]), Author(id=1261730007907483963, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, orderNo=5, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={CN=AuthorExt(id=1261730008549212488, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, authorId=1261730007907483963, language=CN, stringName=彭智慧, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=广西金域医学检验实验室,南宁 530007, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1261729999451767046, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, xref=null, ext=[AuthorCompanyExt(id=1261729999518875912, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, companyId=1261729999451767046, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广西金域医学检验实验室,南宁 530007)])]), Author(id=1261730009094472026, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, orderNo=6, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={CN=AuthorExt(id=1261730009555845477, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, authorId=1261730009094472026, language=CN, stringName=周梅华, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=广西金域医学检验实验室,南宁 530007, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1261729999451767046, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, xref=null, ext=[AuthorCompanyExt(id=1261729999518875912, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, companyId=1261729999451767046, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广西金域医学检验实验室,南宁 530007)])]), Author(id=1261730009887195497, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, orderNo=7, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=dengzf_kingmed@163.com, emailSecond=null, emailThird=null, correspondingAuthor=1, authorType=1, ext={CN=AuthorExt(id=1261730010449232243, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, authorId=1261730009887195497, language=CN, stringName=邓振沣, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=*, address=广西金域医学检验实验室,南宁 530007, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1261729999451767046, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, xref=null, ext=[AuthorCompanyExt(id=1261729999518875912, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, companyId=1261729999451767046, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广西金域医学检验实验室,南宁 530007)])])], keywords=[Keyword(id=1261730012739322240, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, language=CN, orderNo=1, keyword=下呼吸道感染), Keyword(id=1261730013238444423, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, language=CN, orderNo=2, keyword=病原靶向二代测序), Keyword(id=1261730013670457739, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, language=CN, orderNo=3, keyword=病原学诊断), Keyword(id=1261730014140219789, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, language=CN, orderNo=4, keyword=肺泡灌洗液), Keyword(id=1261730014853251476, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, language=CN, orderNo=5, keyword=咽拭子)], refs=null, funds=null, companyList=[AuthorCompany(id=1261729999451767046, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, xref=null, ext=[AuthorCompanyExt(id=1261729999518875912, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1261728980185526710, companyId=1261729999451767046, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=广西金域医学检验实验室,南宁 530007)])], figs=null, attaches=null, journal=Journal(id=1146118849029578755, delFlag=0, nameCn=实验室检测, nameEn=Laboratory Testing, nameHistory1=null, nameHistory2=null, issn=2097-261X, eissn=, cn=10-1875/TB, coden=null, periodic=0, language=CN, oaType=是, ccby=null, superviseOffice=null, ownerOffice=null, pubOffice=null, editorOffice=null, officeType=null, aims=null, clcCode=null, officeProv=null, officeCity=null, officeAddr=null, officeZip=null, officeEmail=null, officePhone=null, editDirector=null, officeDirector=null, officeDirectorPhone=null, officeStaffNum=null, officeEmpNum=null, coverPicUrl=Dmoi7fiemaDGWUxiXPMi1g==, journalPrice=null, startedYear=null, abbrevIsoEn=Lab Test, journalRemark=null, publicationField=null, createdTime=null, updatedTime=1778470330175, createdBy=null, updatedBy=18614031015, firstLetterCn=L, firstLetterEn=L, subjectCode=Engineering, subjectName=工程, subjectCodeEn=Engineering, subjectNameEn=null, picCn=Dmoi7fiemaDGWUxiXPMi1g==, picEn=1VW7aV1haIq706bPcrSXYQ==, jcr=null, cjcr=null, exts=[JournalExt(id=1208043431218225520, language=CN, name=实验室检测, nameHistory1=null, nameHistory2=null, managedBy=国家市场监督管理总局, sponsoredBy=中国检验检测学会, publishedBy=《实验室检测》编辑部, editorOffice=, officeProv=null, officeCity=null, officeAddr=, officeZip=, editDirector=, officeDirector=null, officePhone=null, coverPicUrl=null, journalRemark=《实验室检测》(国内统一刊号: CN 10-1875/TB, 国际标准刊号: ISSN 2097-261X, 半月刊), 创刊于2023年5月, 由国家市场监督管理总局主管, 中国检验检测学会主办, 是一本国内外公开发行, 专注于实验室检测类的学术期刊。现已被《中国学术期刊网络出版总库》(CNKI)、“万方数据 数字化期刊群”等数据库全文收录。主要包括以下栏目: (1) 聚焦话题;(2) 热点解读;(3) 合规咨讯;(4) 研究前沿;(5) 创新应用;(6) 评价与分析;(7) 科创平台;(8) 标准推广, submitArticleUrl=null, websiteUrl=, createdTime=1765949598364, updatedTime=1765949598364, createdBy=13041195026, updatedBy=13041195026, submissionGuidelinesUrl=, submissionAuthorUrl=, submissionEditorUrl=, submissionReviewUrl=, submissionCeEditorUrl=, submissionAeEditorUrl=, option={"copyright":""}), JournalExt(id=1208043431264362865, language=EN, name=Laboratory Testing, nameHistory1=null, nameHistory2=null, managedBy=, sponsoredBy=, publishedBy=, editorOffice=, officeProv=null, officeCity=null, officeAddr=, officeZip=, editDirector=, officeDirector=null, officePhone=null, coverPicUrl=null, journalRemark=, submitArticleUrl=null, websiteUrl=, createdTime=1765949598375, updatedTime=1765949598375, createdBy=13041195026, updatedBy=13041195026, submissionGuidelinesUrl=, submissionAuthorUrl=, submissionEditorUrl=, submissionReviewUrl=, submissionCeEditorUrl=, submissionAeEditorUrl=, option={"copyright":""})], databaseList=null, tenantJournalId=1146119944283992078, websiteList=[Website(id=1148243202374623651, webName=null, webTitle=null, webDomain=null, webCopyrigh=null, webIpcNo=null, seoTitle=null, seoKeywords=null, seoDescription=null, tenantJournalId=null, journalId=1146119944283992078, journalNameCn=null, journalNameEn=null, grayFlag=null, tenantId=1146029695717560320, platformId=null, journalGroupId=null, journalGroupNameCn=null, journalGroupNameEn=null, type=1, domain=https://castjournals.cast.org.cn/joweb/sysjc/CN, language=CN, createTime=1751692112773, createBy=18614031015, updateTime=1753520557560, updateBy=18614031015, name=实验室检测-中文站点, tplId=1146099689490845704, title=实验室检测, delFlag=0, indexPage=/home, props=[WebsiteProps(id=1155912534570950828, tenantId=1146029695717560320, journalId=null, journalGroupId=null, siteId=1148243202374623651, code=articleTextType, value=kx, createTime=1753520624058, updateTime=1753520624058, creator=18614031015, updator=18614031015), WebsiteProps(id=1155912534554173609, tenantId=1146029695717560320, journalId=null, journalGroupId=null, siteId=1148243202374623651, code=banner, value=null, createTime=1753520624054, updateTime=1753520624054, creator=18614031015, updator=18614031015), WebsiteProps(id=1155912534545785000, tenantId=1146029695717560320, journalId=null, journalGroupId=null, siteId=1148243202374623651, code=logo, value=https://castjournals.cast.org.cn/joweb/kjdb/CN/file/pic?fileId=gxmh/wpj2QaxtghYq950Aw==, createTime=1753520624052, updateTime=1753520624052, creator=18614031015, updator=18614031015), WebsiteProps(id=1155912534562562219, tenantId=1146029695717560320, journalId=null, journalGroupId=null, siteId=1148243202374623651, code=picServerUrl, value=https://castjournals.cast.org.cn/joweb/kjdb/CN/file/pic, createTime=1753520624056, updateTime=1753520624056, creator=18614031015, updator=18614031015), WebsiteProps(id=1155912534558367914, tenantId=1146029695717560320, journalId=null, journalGroupId=null, siteId=1148243202374623651, code=staticResourcePath, value=https://castjournals.cast.org.cn/joweb/cast_kjdb_cn_619/, createTime=1753520624055, updateTime=1753520624055, creator=18614031015, updator=18614031015)])], journalTitle=实验室检测, weixinUrl=null, journalUrl=null, iacademicId=null, status=1, seqNo=null, journalTitleEn=Laboratory Testing, journalPhotoCn=Dmoi7fiemaDGWUxiXPMi1g==, journalPhotoEn=1VW7aV1haIq706bPcrSXYQ==, journalFirstLetter=L, journalRecommend=null, journalNew=null, journalCollection=null, jcrJf=null, cjcrJf=null, jcrJfStr=null, cjcrJfStr=null, submissionFirstDecision=null, sciSubjectClassification=null, casSubjectClassification=null, citeScore=null, totalCitationFrequency=null, icpCode=null, psCode=null, advertisingLicenseCode=null, copyrightInformation=null, country=null, option=, provinceCode=null, provinceName=null, collectFlag=false), detailUrlCn=https://castjournals.cast.org.cn/joweb/sysjc/CN/Y2026/V4/I6/204, detailUrlEn=/Y2026/V4/I6/204, pdfUrlCn=https://castjournals.cast.org.cn/joweb/sysjc/CN/PDF/Y2026/V4/I6/204, pdfUrlEn=/PDF/Y2026/V4/I6/204, aliStartDate=null, aliEndDate=null, collectionFlag=false, citedCount=null, citedUrl=null, reference=null)
收藏切换
下呼吸道感染患者咽拭子与肺泡灌洗液病原谱的病原靶向二代测序对比研究
收藏切换
PDF下载
武梦 , 任芳 , 刘潞 , 刘姿杏 , 蓝芳艳 , 彭智慧 , 周梅华 , 邓振沣 *
实验室检测 | 分析与检测 2026,4(6): 204-208
收起
收藏切换
实验室检测 | 分析与检测 2026, 4(6): 204-208
下呼吸道感染患者咽拭子与肺泡灌洗液病原谱的病原靶向二代测序对比研究
全屏
武梦 , 任芳 , 刘潞, 刘姿杏, 蓝芳艳, 彭智慧, 周梅华, 邓振沣*
作者信息
  • 广西金域医学检验实验室,南宁 530007
  • 武梦,主管检验师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:

    任芳,主管检验师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:

通讯作者:

*

邓振沣,硕士,医师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:
Affiliations
出版时间: 2026-03-23
文章导航
收藏切换
目的

应用病原靶向二代测序(targeted next-generation sequencing, tNGS)技术,解析下呼吸道感染(lower respiratory tract infections, LRIs)患者咽拭子与肺泡灌洗液(bronchoalveolar lavage fluid, BALF)的病原谱特征,并阐明其检测效能差异。

方法

采用回顾性队列研究设计,纳入2022年4月—2025年9月同期送检咽拭子和BALF的1000例LRIs患者,应用tNGS技术对两类样本进行病原体检测,其中咽拭子采用上呼吸道检测通道(107种病原体),BALF采用下呼吸道检测通道(225种病原体)。研究队列划分为儿童组与成人组,重点分析这两类样本病原谱的构成差异。

结果

咽拭子与BALF的阳性检出率分别为97.4%、99.0%。儿童组(n=843)中,咽拭子对流感嗜血杆菌(42.2% vs 28.4%,P<0.001)、肺炎链球菌(31.7% vs 28.7%,P=0.040)及鲍曼不动杆菌(30.5% vs 2.3%,P<0.001)的检出率显著比BALF高,而BALF则更易检测到鼻病毒(31.2% vs 27.1%,P=0.006)、人呼吸道合胞病毒(20.9% vs 17.8%,P=0.006)、流感病毒(9.6% vs 7.0%,P=0.002)、人副流感病毒(15.3% vs 13.3%,P=0.019)、偏肺病毒(8.1% vs 6.1%,P=0.005)等RNA病毒,以及肺炎支原体(38.6% vs 28.6%,P<0.001)。成人组(n=157)中,咽峡炎链球菌群在咽拭子中的检出率高达82.2%(vs BALF 28.0%,P<0.001),而BALF对铜绿假单胞菌(8.9% vs 3.8%,P=0.039)和巨细胞病毒(14.7% vs 2.6%,P<0.001)的检测更具优势。耐药基因分析显示,23S rRNA A2063G突变位点在儿童BALF中检出率达24.1%,虽高于咽拭子(19.0%)但未达统计学差异(P>0.05)。此外,tNGS的下呼吸道检测通道在BALF中还额外检出结核分枝杆菌复合群、耶氏肺孢子菌、烟曲霉等31种深部病原体或下呼吸道特异性病原体。

结论

BALF在反映下呼吸道真实病原谱方面优于咽拭子,尤其对深部感染病原体检测价值显著,但咽拭子仍然是快速筛查的优先选择。儿童与成人的病原谱差异明显,提示结果解读需结合年龄因素。tNGS具高灵敏度与广谱优势,但仍需关注定植与条件致病菌的判读。

下呼吸道感染  /  病原靶向二代测序  /  病原学诊断  /  肺泡灌洗液  /  咽拭子
武梦, 任芳, 刘潞, 刘姿杏, 蓝芳艳, 彭智慧, 周梅华, 邓振沣. 下呼吸道感染患者咽拭子与肺泡灌洗液病原谱的病原靶向二代测序对比研究. 实验室检测, 2026 , 4 (6) : 204 -208 .
2026年第4卷第6期
PDF下载
7
1
引用本文
BibTeX
文章信息
  • 首发时间:2026-05-14
  • 出版时间:2026-03-23
补充材料
相关文章
文章信息
作者
出版历史
基金
作者信息
    广西金域医学检验实验室,南宁 530007

通讯作者:

*

邓振沣,硕士,医师,主要研究方向为病原微生物宏基因组和多重病原体靶向测序检测等。E-mail:
参考文献
分享链接
https://castjournals.cast.org.cn/joweb/sysjc/CN/1261728980185526710
分享至
全文二维码

扫描看全文

引用本文
BibTeX
本文的引用情况
2种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
关闭全屏