已阅读5页,还剩31页未读, 继续免费阅读
版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
Pregnancydermatoses,2009.08.11,1,PhysiologicskinchangesinpregnancyDermatosesexacerbatedbypregnancyDermatosesonlyoccurringinpregnancySpecificdermatosesofpregnancy,2,Physiologicskinchangesinpregnancy妊娠期皮肤的生理变化,3,4,Hyperpigmentation色素沉着,Occursin90%ofpregnantwomenIncreasedmelanocyte-stimulatinghormoneAccentuationonareolae,genitalskin,andlineaalbaUsuallyregressespostpartum,5,Melasma黄褐斑,Occursin70%ofpregnantwomenAlsoseenwithoralcontraceptivetherapyCentrofacial,malar,andmandibularpatternsExcessivemelanininepidermisordermalmacrophagesWorsenswithUVBexposure,6,Hirsutism多毛症,Face,limbs,andbackRegresseswithin6monthspostpartumSlowedconversionfromanagentotelogenhairs,7,Nailchanges甲改变,TransversegroovingBrittlenessDistalonycholysis,8,Increasedeccrineglandactivity内分泌腺活性增加,MiliariaDyshidroticeczemaHyperhidrosis,9,Decreasedapocrineglandactivity大汗腺活动性减少,Hidradenitissuppurativaalleviated,10,Increasedsebaceousglandactivity皮脂腺活动性增加,ExacerbationofacnevulgarisMontgomerystuberclesenlarge,11,Striaedistensae妊娠纹,Occurin90%ofpregnantwomenPinkorpurpleatrophiclongitudinalbandsCausedbyincreasedadrenocorticalactivityFadepostpartumtopersistentpaleatrophicbands,12,Vascularchanges血管变化,SpiderneviPalmarerythemaNonpittingfacialedemaVenousvaricosities:LegsVasomotorinstabilityDermographismEdemaandhyperemiaofgingivae,13,Dermatosesexacerbatedbypregnancy妊娠期加重的皮肤病,14,15,Atopiceczema特应性皮炎,Maydeteriorateorremitduringpregnancylimbsand/ortrunkandfaceMaypresentforthefirsttimeinpregnancyinpredisposedpersonIrritanthanddermatitisandnippleeczemacommonpostpartumTreatment:topicalcorticosteroids,emollients,UVB,16,Psoriasis银屑病,Mostcommontype:chronicplaquepsoriasisDifferentialdiagnosisofpustularvariantfromimpetigoherpetiformismaybedifficultTopicaltreatment:Dithranol,calcipotriol,tar,andcorticosteroidsareallsafeinpregnancySystemicdrugs:retinoids,methotrexate,andhydroxyureaareallcontraindicatedinpregnancy.Cyclosporineshouldbeusedwithcautionduringpregnancyandbreast-feeding.,17,Acnevulgaris寻常痤疮Urticaria荨麻疹Lichenplanus扁平苔藓,18,Infections感染性皮肤病,Viral(herpessimplex,varicellazoster)Bacterial(impetigo,trichomoniasis,leprosy)Fungal(candidal,Pityrosporumfolliculitis)AIDS,19,Lupuserythematosus(LE),Debatecontinues:whetherlupusflaresaremorecommoninpregnancy.Cutaneousflaresarethemostcommon,followedbyarthritis.Painfulvasculiticlesionsontheperipheriesarethemostcommonskinlesions.NeonatalLEisseeninbabiesofmotherswithcirculatinganti-Ro(SSA)antibodiesandcanleadtocongenitalheartblock.Theantiphospholipidsyndromepresentswiththrombosis,recurrentmiscarriage,livedoreticularis,migraine,stroke,and/orthrombocytopenia.Treatmentwithsystemiccorticosteroidsandantimalarialsshouldnotbestoppedinpregnancy,topreventanacuteflare.,20,SystemicsclerosisPolymyositis/DermatomyositisPemphigus,21,Cutaneoustumorsaffectedbypregnancy,PyogenicgranulomaHemangiomaHemangioendotheliomaGlomustumorDermatofibromaLeiomyomaKeloidNeurofibromaNeviMelanoma,22,Dermatosesonlyoccurringinpregnancy仅发生在妊娠期的皮肤病,23,Impetigoherpetiformis疱疹样脓疱病,Reminiscentofpustularpsoriasis,nopriorhistoryofpsoriasisAssociatedwithhypoparathyroidismandhypocalcemiaSystemicupsetwithmalaise,fever,delirium,diarrhea,vomiting,andtetanysecondarytohypocalcemiaErythematouspatcheswithpustularmargininflexuraldistributionSparingofface,hands,andfeetPostinflammatoryhyperpigmentationcommonHistopathologicfeaturesidenticaltopustularpsoriasiswithspongiformpustulesofKogoj,largecollectionsofneutrophilswithinfociofspongioticepidermisLaboratoryfindings:Elevatedleukocytecountanderythrocytesedimentationrate,hypocalcemiaTreatment:Prednisolone30-40mgdailyPrognosis:Stillbirthandplacentalinsufficiencystillfrequentlyseenevenwhendiseaseisapparentlycontrolled.Remissionpostpartumbutrecurrenceinsuccessivepregnanciesoccursfrequently.,24,Intrahepaticcholestasisofpregnancy妊娠期肝脏内胆汁郁积,IncreasedincidencePresentsinthirdtrimesterwithsevereintractablepruritusClinical:Oftenonlyexcoriations;clinicaljaundicerare;mal-absorptionoffatcanleadtoweightlossandvitaminKdeficiencyinseverecasesUsuallynonresponsivetoantihistaminesandtopicalemollientsHistopathologicfindings:Skinfindingsnonspecific;liverbiopsyspecimenwillrevealtypicalchangesinseverecaseswithdilatedbilecanaliculi,stainingofparenchymawithbilepigmentsandminimalinflammation.Thesechangesarereversiblepostpartum.Pathophysiology:AssociatedwithHLAsubtypeB8andBW16andpositivefamilyhistoryinupto50%ofcases.PhysiologicconcentrationsofestrogensthoughttointerferewithhepaticbileacidsecretionAbnormalserumliverfunctiontests(LFTs)andelevatedserumbileacidsconfirmthediagnosisTreatment:Antipruriticemollients,Ion-exchangeresins,UVB,eveningprimroseoil.Prognosis:Increasedrateoffetaldistress,stillbirth,andpretermdelivery.,25,Specificdermatosesofpregnancy妊娠特异性皮肤病,26,Pruriticurticarialpapulesandplaquesofpregnancy(PUPPP)妊娠多形疹,Incidencebetween1in160womenand1in300PresentsinprimiparouswomeninthirdtrimesterorpostpartumIncreasedincidenceinmultiplepregnancyRarerecurrenceinsubsequentpregnanciesOnsetwithprurituswithinstriaeonabdomen;periumbilicalsparingmayoccurClinicallycharacterizedbyvariouslesionsincludingerythematousplaques,papules,vesicles,purpura,anderythemamultiformelikelesionsSubsequentspreadtobreasts,upperthighs,andarms,sparingfaceSerologicandimmunofluorescencetestsnegativeSubtypedescribedinwhichIgMdepositionseeneitherondirectorindirectimmunofluorescenceHistopathologiccharacteristics:SpongiosisinepidermiswithperivascularorupperdermalchronicinflammatorycellinfiltratePathophysiology:Unknown,althoughseveraltheoriesincludingtheroleofsexhormonesandabdominalwalldistensioncausedbypregnancy,27,28,29,Prurigoofpregnancy妊娠痒疹,DescribedbyBesnierin1904Incidenceapproximately1in300SimilartonodularprurigoseeninnonpregnantpersonsLikelytobesameeruptionthatSpanglerdescribedaspapulardermatitisofpregnancyPruriticpapulesonextensoraspectsoflimbsandonabdomenNormalmaternalandfetalprognosisHistopathologicfeatures:ChronicinflammatorycellinfiltrateinupperdermiswithoccasionalepidermalfeaturesPathophysiology:Unknown,althoughthoughttobearesultofphysiologicpruritusinwomenwithanatopicbackgroundTreatment:Moderatelypotenttopicalcorticosteroids,antihistaminesPrognosis:Noadverseeffectstomotherorinfant;resolutionpostpartum,30,Herpesgestationis妊娠疱疹,Autoimmunebullousdisorder,closelyrelatedtobullouspemphigoid(BP)Rarewithincidenceofapproximately1in60,000OnsetusuallyinsecondandthirdtrimesterorpostpartumperiodRecurrencecommoninsubsequentpregnancyatearliergestationandwithincreasedseverity(apartfromskippregnancies,whichoccurwhenawomanwithknownPGhasasubsequentunaffectedpregnancy)Pruriticerythematousplaques,whichbecomeannularorpolycyclic,developingintovesiclesorbullaePeriumbilicalinvolvementin87%ofcasesTransplacentaltransferofantibodiescanresultinneonatalinvolvementAssociatedwithlowbirthweightandprematurebirthcausedbyplacentalinsufficiencyHistopathologicfeatures:SimilartoPEPinearlyphases;subepidermalseparationwithbasalcellnecrosis;eosinophilicspongiosisImmunofluorescencediagnostictest:PositivedirectimmunofluorescencewithIgGandcomplement3stainingatthebasementmembranezoneandstainingtotheroofonindirectimmunofluorescenceusingsalt-splitskinPathophysiology:HLA-DR3,DR4subtypesassociated;closerelationshiptoBP,sharingsametargetantigenBP-180kd(BP-AG2),acomponent
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 一元一次方程应用题(培优班)
- 一年级阅读写话(完美版)
- 中考语文复习资料大纲
- 幼儿园劳动节活动主题策划方案7篇
- 节约能源方案
- 五大领域艺术领域
- 洗手、消毒、穿手术衣、袋无菌手套课件
- 《运动物体的位置导学案-2023-2024学年科学青岛版》
- 《科学技术推动经济增长导学案-2023-2024学年科学华东师大版2012》
- 2022苏州市高三第一学期期初考试语文试题+答案
- Unit 1 Culture Heritage Reading and Thinking 公开课课件-2023-2024学年高中英语人教版(2019)必修第二册
- 尾矿库安全风险评估报告(案例)
- 广州市南沙区社区快递包装回收问题及对策
- 2023年-2024年动物防疫员(中级)考试题库(含答案)
- 小班安全《安全过马路》课件
- 法律知识讲座民间借贷课件
- 保时捷销售合同
- 2023年中考数学真题分项汇编(全国通用):平面直角坐标系与函数基础知识(共29题)(解析版)
- 仁爱八下U8T1SA公开课祥解课件
- 供应链的三道防线:需求预测、库存计划、供应链执行(第2版)
- 储能站租赁协议范本
评论
0/150
提交评论