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ID:48797137
大小:1.36 MB
页数:80页
时间:2020-01-25
《妇产科疾病的超声诊断2011-ENGLISH.ppt》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、UltrasonographyonGynecologyandObstetricsLiuLipingSangreal--------uterusTHEDAWINCICODEPelvicCavityPosterior:Occupiedbyrectum,colon,andileumAnterior:bladder,ureters,ovaries,fallopiantubes,uterus,andvaginaNORMALANATOMYPre-inspection:ModeratebladderfillingUterusHollow,pear-shapedorganDivi
2、dedintofundus,body,andcervixUsuallyanteflexedandantevertedCoveredwithperitoneumexceptanteriorlybelowtheoswhereperitoneumisreflectedontobladderSupportedbylevatoranimusclesandpelvicfasciaRoundligamentkeepsuterusinpositionUterinesizePrepubertal:3cmlongby0.5to1.0cmwideMenarcheal:8cmlongby
3、4cmwidePostmenopausal:3.5to5.5cmlongby1to2cmwideNormalsize:2~3(thick)×4~5(width)×7~8cm(length)UterinelongitudinaldiameterUterinewidediameterUterusbeforeandaftertheTraillength7~8cmbeforeandaftertheTrail2~3cmwidth4~5cmUterinePositionMidlineanteversion:mostcommon;degreeofanteversionisbla
4、dderdistentiondependentRightorleft:normalvariantinabsenceofpelvicmassesRetroverted:entireorgandisplacedposteriorlyRetroflexed:bodydisplacedwithrespecttocervixUltrasonographyofnormaluterusUterineserosalayer:Linearhigh-echo;clear,smooth;Myometrium:Homogeneousmiddle-echo;Endometria:Themi
5、ddlelineofhighecho,aroundtheweakecho.Itiswellknownthattheendometriumchangesdynamicallyinresponsetocyclichormonalflux.UterineserosalayerMyometriumEndometriaNormaluterustransabdominalultrasonographyTransvaginalsagittalviewoftheuterus.Theroundedfundusisshowntowardtheleftoftheimagewiththe
6、endometrialstriperummingthroughthemiddleoftheuterinecavity.MyometriumEndometriaUterineserosalayerFallopianTube(输卵管)Infundibulum:funnel-shapedlateraltubethatprojectsbeyondthebroadligamenttooverlietheovariesAmpulla:sidestpartofthetubewherefertilizationoccursIsthmus:hardestpart;liesjustl
7、ateraltotheuterusLength:12cm;suppliedbyovarionarteriesandveinsOvary(卵巢)AlmondshapedAttachedtobackofthebroadligamentbymesovarium;sometimescalledsuspensoryligamentoftheovaryLiesinovarianfossaFossaisboundedbyexternaliliacvessels,ureter,andobturatornerveReceivesbloodfromovarianarteryBlood
8、drain
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