《检验专业英语》课件-阴道分泌物检查

EnglishforMedicalLaboratoryTechnology医学检验技术专业英语EnglishforMedicalLaboratoryTechnologyExaminationofVaginalDischarge阴道分泌物检查

It’sacriticaltestfordiagnosingvaginalinfections.是诊断阴道感染的关键检验项目We'llcovercollectionmethods,microscopicanalysisandclinicalinterpretation[ɪnˌtɜːprəˈteɪʃən].内容涵盖标本采集、显微镜分析和临床结果解读Procedure

1.Usesterile[ˈsteraɪl]swab[swɒb].使用无菌棉签2.Collectsamplefromposterior[pɒˈstɪəriə]fornix[ˈfɔːnɪks].从后穹窿处采集样本

3.Transfer

within2hours.两小时内送检SpecimenCollectionVaginalsecretionsexaminationidentifiescauses[ˈkɔːzɪz]ofvaginitis[vædʒɪˈnaɪtɪs].阴道分泌物检查用于确定阴道炎的病因

90%ofcasesinvolvetrichomoniasis[ˌtrɪkəʊməˈnaɪəsɪs],candidiasis[ˌkændɪˈdaɪəsɪs]orbacterialvaginosis,BV.90%病例由滴虫、念珠菌感染引起或者是细菌性阴道病ClinicalSignificanceMethod:Salinesuspension→400xmagnification

Addsalinetospecimen,coverslip,scanfor:生理盐水制片后镜检1.Motile[ˈməʊtaɪl]trichomonads[ˌtrɪkəˈmɒnædz]活动滴虫

2.Hyphae[ˈhaɪfiː]orpseudohyphae菌丝或假菌丝

3.Cluecells线索细胞WetMountMicroscopyVaginalcleanlinessisclassifiedintofourgradesbasedonthequantityoflactobacilli[ˌlæktəʊbəˈsɪlaɪ],pathogen,epitheialcellsandwhitebloodcells.GradeI-IIarenormal.GradeIII-IVsuggestinfection.

清洁度I-II级为正常，III-IV级提示感染GradingofVaginalCleanliness[ˈklenlinəs]阴道清洁度GradeLactobacilli乳酸杆菌Pathogens杂菌EpithelialCells上皮细胞WBC白细胞I++++—++++0-5/HPII++—++6-15/HPIII—++—16-30/HPIV—++++—>30/HPNormal:pH≤4.5pH>4.5suggestsbacterialvaginosisortrichomoniasis[ˌtrɪkəʊməˈnaɪəsɪs].

提示细菌性阴道病或滴虫感染Positivewhiff[wɪf]test:fishysmellafterKOH（

potassiumhydroxide[]haɪˈdrɒksaɪd]),furtherconfirmsBV.胺试验阳性,:加氢氧化钾后鱼腥味进一步支持细菌性阴道病Alwayscorrelate[ˈkɒrəleɪt]withmicroscopy!需与镜检结果结合分析！pHTest&WhiffTest气味测试

1.Samplefreshness<2hrs.标本新鲜，两小时内完成检查

2.Falsenegativesoccurifdelayedprocessing.标本延迟处理可导致假阴性

3.Alwaysverifyborderlineresultswithacolleague.可疑结果需双人复核

4.Proficiencytestingismandatory[ˈmændətɔːri]!必须参加室间质评！QualityControlDiagnosticCriteria[kraɪˈtɪəriə]forBacterialVaginosis细菌性阴道病诊断标准

Summary1.thin,whitedischarge均匀稀薄的白色分泌物2.Cluecellsonsalinewetmount>20%生理盐水湿片上可见线索细胞>20%

3.VaginalfluidpH>4.5阴道分泌物pH值>4.54.Positivewhifftest:amineodorafteradding10