EnglishforMedicalLaboratoryTechnology醫(yī)學(xué)檢驗(yàn)技術(shù)專業(yè)英語EnglishforMedicalLaboratoryTechnologyExaminationofVaginalDischarge陰道分泌物檢查

It’sacriticaltestfordiagnosingvaginalinfections.是診斷陰道感染的關(guān)鍵檢驗(yàn)項(xiàng)目We'llcovercollectionmethods,microscopicanalysisandclinicalinterpretation[?n?t??pr??te???n].內(nèi)容涵蓋標(biāo)本采集、顯微鏡分析和臨床結(jié)果解讀Procedure

1.Usesterile[?stera?l]swab[sw?b].使用無菌棉簽2.Collectsamplefromposterior[p??st??ri?]fornix[?f??n?ks].從后穹窿處采集樣本

3.Transfer

within2hours.兩小時(shí)內(nèi)送檢SpecimenCollectionVaginalsecretionsexaminationidentifiescauses[?k??z?z]ofvaginitis[v?d???na?t?s].陰道分泌物檢查用于確定陰道炎的病因

90%ofcasesinvolvetrichomoniasis[?tr?k??m??na??s?s],candidiasis[?k?nd??da??s?s]orbacterialvaginosis,BV.90%病例由滴蟲、念珠菌感染引起或者是細(xì)菌性陰道病ClinicalSignificanceMethod:Salinesuspension→400xmagnification

Addsalinetospecimen,coverslip,scanfor:生理鹽水制片后鏡檢1.Motile[?m??ta?l]trichomonads[?tr?k??m?n?dz]活動(dòng)滴蟲

2.Hyphae[?ha?fi?]orpseudohyphae菌絲或假菌絲

3.Cluecells線索細(xì)胞WetMountMicroscopyVaginalcleanlinessisclassifiedintofourgradesbasedonthequantityoflactobacilli[?l?kt??b??s?la?],pathogen,epitheialcellsandwhitebloodcells.GradeI-IIarenormal.GradeIII-IVsuggestinfection.

清潔度I-II級(jí)為正常，III-IV級(jí)提示感染GradingofVaginalCleanliness[?klenlin?s]陰道清潔度GradeLactobacilli乳酸桿菌Pathogens雜菌EpithelialCells上皮細(xì)胞WBC白細(xì)胞I++++—++++0-5/HPII++—++6-15/HPIII—++—16-30/HPIV—++++—>30/HPNormal:pH≤4.5pH>4.5suggestsbacterialvaginosisortrichomoniasis[?tr?k??m??na??s?s].

提示細(xì)菌性陰道病或滴蟲感染Positivewhiff[w?f]test:fishysmellafterKOH（

potassiumhydroxide[]ha??dr?ksa?d]),furtherconfirmsBV.胺試驗(yàn)陽性,:加氫氧化鉀后魚腥味進(jìn)一步支持細(xì)菌性陰道病Alwayscorrelate[?k?r?le?t]withmicroscopy!需與鏡檢結(jié)果結(jié)合分析！pHTest&WhiffTest氣味測(cè)試

1.Samplefreshness<2hrs.標(biāo)本新鮮，兩小時(shí)內(nèi)完成檢查

2.Falsenegativesoccurifdelayedprocessing.標(biāo)本延遲處理可導(dǎo)致假陰性

3.Alwaysverifyborderlineresultswithacolleague.可疑結(jié)果需雙人復(fù)核

4.Proficiencytestingismandatory[?m?nd?t??ri]!必須參加室間質(zhì)評(píng)！QualityControlDiagnosticCriteria[kra??t??ri?]forBacterialVaginosis細(xì)菌性陰道病診斷標(biāo)準(zhǔn)

Summary1.thin,whitedischarge均勻稀薄的白色分泌物2.Cluecellsonsalinewetmount>20%生理鹽水濕片上可見線索細(xì)胞>20%

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