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1、TheultrasonicdiagnosisofHashimotothyroiditisTutor:ZhengMinSpeaker:WangLingIntroductionClinicalmanifestationsUltrasoundperformanceDifferentialdiagnosisSummaryHashimotothyroiditisalsocalledchroniclymphocyticthyroiditis,JapanesescholarsHashimotoreportedfirstlyacco
2、rdingtothehistologicfeatures，thatisthemostcommononeofautoimmunethyroiddiseases.HTdiseaseslowly,clinicalmanifestationisnotverytypical;Andthecourseofalong,pathologicalchangesandthyroidfunctionstateperformanceisdifferent,sotheultrasonographyfindingsiscomplex.Intro
3、ductionFrom80%to90%patientsmainlymanifestedasthyroiddiffuseenlargementofasymmetry,thyroidtexturetoughsuchasrubbersample,withthesurroundingtissuewithoutadhesion.Thelatecourseismorenodularoratrophy.Earlymayhavehyperthyroidismperformance；Latehypothyroidism,Maybedu
4、etothyroidatrophyperformanceformyxedema,impotentandsoon.ClinicalmanifestationUltrasonographiccharacteristicsthyroiddiffuseenlargementofasymmetry,isthmusisobvious.Theinternalechoreduction,unevendistribution.Thevisiblethinwire-likeorcoarsenetwork-likestrongecho.T
5、wodimensionalultrasonographyLocalHTisrelativelyrare,thatisaspecialtype,earlymanifest.Suchaseffectivelyandtimelytreatment,prognosisandoutcomeisbetterUltrasonographyisonesideorbothsidelobeofthyroidownsingleormultipleunevenandhypoechoiczone,boundaryclear,formoweru
6、les,like“pattern”,spaceoccupyinglesioneffectisnotobvious.EchoUnevennesstype:Normalthyroidvolumeorbiger,multipleuneven,Increasingcoarseorfinewiresamplestrongecho.Patchtype:Normalthyroidvolumeorbiger,diffuseddistributionsheethypoecho.Diffusetype:Thyroidvolumeincr
7、ease,Essenceisdiffusetypeechoreduce.Nodulestype:Thyroidvolumeincrease,diffusedistributionrangingfromthesizeofthehigh、loworequalecho.Classification回声不均型：甲状腺球蛋白抗体（TGA）阳性，T3、T4、TSH正常斑片型弥漫型结节型Ultrasonicfoundtrachealsideswollenlymphnodes,Isautoimmunethyroiddiseasemo
8、respecificultrasoniconeofthesigns,manifest:Thyroidisthmusfront,bilateralleafunderroundorovalechoic,morphologicalrules,partoftheskinmedullaboundaryclear.earlyperiod:essenceBl
