学科分类
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2 个结果
  • 简介:·Thetherapeuticeffectofselenium(Se)hasalreadybeenproveninthyroiddiseaseandthyroidassociatedophthalmopathy(TAO).InspiteofclearscientificproofofitsbenefitsinTAO,thereappearstobenoclearagreementamongthecliniciansregardingitsoptimumdose,durationofthetreatment,efficacyandsafetytodate.Inthisreview,theauthorsummarisesthefindingsof135Englishlanguagearticlespublishedonthissubjectoverthepastfourdecadesfrom1973to2013.TheregulationandmetabolismofthyroidhormonesrequireasteadysupplyofSeandrecentstudieshaverevealedseveralpossiblemechanismsbywhichSeimprovestheseverityofthyroiddiseaseandTAO.Thesemechanismsinclude1)inhibitoryeffectofHLA-DRmoleculeexpressiononthyrocytes;2)profoundreductionsofthyroidstimulatinghormone(TSH)receptorantibodies(TSHR-Ab)andTPOantibodies(TPO-Ab);3)preventionofdysregulationofcell-mediatedimmunityandBcellfunction;4)neutralisingreactiveoxygenspecies(ROS)andinhibitionofredoxcontrolprocessesrequiredfortheactivation,differentiationandactionoflymphocytes,macrophages,neutrophils,naturalkillercellsinvolvedinbothacuteandchronicorbitalinflammationinTAO;5)inhibitionofexpressionofproinflammatorycytokinesand6)inhibitionofprostaglandinandleukotrienesynthesis.AnincreasedoxidativestresshasbeenobservedinbothacuteandchronicphasesofthyroiddiseasewithraisedtissueconcentrationsofROS.ThebenefitsofSesupplementationinindividualswithTAOappeartobeproportionatetothedegreeofsystemicactivityofthethyroiddisease.ThemaximalbenefitofSesupplementationisthereforeseeninthesubjectswhoarehyperthyroid.RestorationofeuthyroidismisoneofthemaingoalsinthemanagementofTAOandwhenanti-thyroiddrugsarecombinedwithSe,thepatientswithGraves’disease(GD)andautoimmunethyroiditis(AIT)achievedeuthyroidismfasterthanthosetreatedwithanti-thyroiddrugsalone.SestatusofnormaladulthumanscanvarywidelyandSe

  • 标签: SELENIUM SELENOPROTEINS THYROID ASSOCIATED OPHTHALMOPATHY Graves’
  • 简介:AIMTo评估网膜的神经纤维层(RNFL)在没有眼的神经dysfunction.METHODSA的临床的符号的甲状腺ophthalmopathy的病人的厚度侧面未来,盒子控制,在一个第三级的照顾中心进行的观察学习。包括标准与中的任何一个联合与眼皮收回由病人组成了:生物化学的甲状腺机能障碍,exophthalmos,或眼睛外面的肌肉参与;或与exophthalmos或眼睛外面的肌肉参与联合的甲状腺机能障碍;或一个临床的活动分数(CAS)>3/7。RNFL厚度的二大小为每只眼睛被做,到样品的触毛HD光的连贯断层摄影术6moapart.RESULTSMean年龄与18男性和22女性一起是38.75y(范围13-70y)。平均RNFL厚度起初访问92.06??

  • 标签: 甲状腺 ophthalmopathy 网膜的神经纤维层 光连贯断层摄影术