Programmeofthe36thAnnualMeeting oftheETA, Pisa8th–12thSeptember2012 SATURDAY,8thSeptember Pre‐conferenceevents MainAuditorium 08.00‐14.00 ETA‐CRNandESESMeeting AjointsessionofEuropeanThyroidAssociation‐CancerResearchNetwork andEuropeanSocietyofEndocrineSurgeons FermiHall 08.00‐15.30 ICCIDDWest‐CentralEuropeRegionalMeeting CisanelloHospital,Pisa 08.15‐15.15 ThyroidUltrasoundandultrasound‐assistedprocedures PacinottiHall 12.00‐13.00 TFIPatientForum PacinottiHall 14.00‐15.30 ETA2012ItalianSatelliteSymposium“UpdateinEndocrinology” MainAuditorium 16.00‐18.00 BayerHealthCareSatelliteSymposium Impactoftargetedtherapiesonthetreatmentofdifferentiatedthyroid cancer(DTC) MainAuditorium 18.15‐19.00 TheEuropeanThyroidJournalLecture Chairperson:WilmarM.Wiersinga,TheNetherlands Editor‐in‐ChiefoftheEuropeanThyroidJournal Theroleoftheiodothyroninedeiodinasesinthyroidphysiology P.ReedLarsen,USA 19.30 WelcomereceptionattheLeopoldaStation 1 SUNDAY,9thSeptember MainAuditoriumandFermiHall 08.00‐10.00OralSession1:TopicHighlights(OP1‐OP6) Chairpersons:TheoVisser,TheNetherlands;PaoloVitti,Italy 08.00‐08.20 OP1 CLINICALANDBIOCHEMICALACTIVITYINTHEEXAMTRIAL,APHASE3STUDYOFCABOZANTINIB (XL184)INPATIENTSWITHHEREDITARYANDNON‐HEREDITARYMEDULLARYTHYROIDCARCINOMA (MTC) EliseiR1,MuellerS2,SchöffskiP3,BroseM4,ShahM5,LicitraL6,JarzabB7,MedvedevV8,KreisslMC9,NiederleB10, CohenE11,WirthL12,AliH13,ClaryD14,MangeshkarM14,BallD15,NelkinB15,ShermanS16,SchlumbergerM17 1UniversityofPisa,DepartmentofEndocrinology,Pisa,Italy,2UniversityHospitalofEssen,Essen,Germany,3UZ Leuven,Leuven,Belgium,4UniversityofPennsylvaniaHealthSystem,Philadelphia,UnitedStates,5OhioState UniversityMedicalCenter,Columbus,UnitedStates,6IstitutoNazionaledeiTumori,Milano,Italy,7Centrum Onkology,Instytutim.M.Sklodowskiej‐CurieoddzialwGliwicach,Gliwicach,Poland,8MedicalRadiology ResearchCenterofRAMS,Obnisk,RussianFederation,9UniversityHospitalofWuerzburg,Wuerzburg, Germany,10MedicalUniversityofVienna,Vienna,Austria,11UniversityofChicagoMedicalCenter,Chicago, UnitedStates,12MassachusettsGeneralHospital,Boston,UnitedStates,13HenryFordHealthSystem,Detroit, UnitedStates,14Exelixis,SouthSanFrancisco,UnitedStates,15JohnHopkinsHospitalandHealthSystem, Baltimore,UnitedStates,16MDAndersonCancerCenter,Houston,UnitedStates,17InstitutGustaveRoussy, Paris,France 08.20.08.40 OP2 EFFICACYANDSAFETYOFTHREEDIFFERENTCUMULATIVEDOSESOFINTRAVENOUS METHYLPREDNISOLONEFORMODERATE‐TO‐SEVEREANDACTIVEGRAVES'ORBITOPATHY(GO):A MULTICENTER,RANDOMIZED,DOUBLE‐BLINDCLINICALSTUDYOF159PATIENTS BartalenaL1,KrassasG2,WiersingaWM3,MarcocciC4,SalviM5,DaumerieC6,BournaudC7,StahlM8,SassiL1, VeronesiG9,AzzoliniC10,BoboridisKG11,MouritsMP12,SoetersMR3,BaldeschiL12,NardiM13,CurròN14,BoschiA15, BernardM16,vonArxG17,EuropeanGrouponGraves'Orbitopathy(EUGOGO) 1UniversityofInsubria,Clinical&ExperimentalMedicine,Varese,Italy,2PanagiaGeneralHospital, Endocrinology,Diabetes&Metabolism,Thessaloniki,Greece,3AcademicMedicalCenter,Endocrinology& Metabolism,Amsterdam,Netherlands,4UniversityofPisa,Endocrinology&Metabolism,Pisa,Italy,5University ofMilan,MedicalSciences,Milan,Italy,6UniversitécatholiquedeLouvain,InternalMedicine,Brussels,Belgium, 7GHE‐HospicesCivilsdeLyonandLyon1University,Endocrinology&NuclearMedicine,Lyon,France, 8Kantonsspital,Endocrinology&Metabolism,Olten,Switzerland,9UniversityofInsubria,Clinical& ExperimentalMedicine,Epidemiology&PreventiveMedicine,Varese,Italy,10UniversityofInsubria,Surgical& MorphologicalSciences,SectionofOphthalmology,Varese,Italy,11AhepaHospital,Ophthalmology, Thessaloniki,Greece,12AcademicMedicalCenter,Amsterdam,Netherlands,13UniversityofPisa,Neuroscience, SectionofOphthalmology,Pisa,Italy,14OspedaleMaggiorePoliclinico,Ophthalmology,Milan,Italy,15Université CatholiquedeLouvain,Ophthalmology,Brussels,Belgium,16GHE‐HospicesCivilsdeLyonandLyon1 University,Neuro‐OphthalmologyOutpatientClinics,Lyon,France,17InterdisziplinairesZentrumfurEndokrine Orbitopathie,Ophthalmology,Olten,Switzerland 08.40‐09.00 OP3 DEFECTIVEVASCULARDEVELOPMENTISASSOCIATEDWITHABNORMALTHYROIDORGANOGENESISIN ZEBRAFISH OpitzR1,MaquetE1,AntonicaF1,CostagliolaS1 2 1IRIBHM,UniversitéLibredeBruxelles,Brussels,Belgium 09.00‐09.20 OP4 IMPACTOFTHETHYROCYTE‐SELECTIVEINACTIVATIONOFTHEMEN1GENEONTHEBASALANDTSH‐ STMULATEDGROWTHOFTHETHYROIDGLAND Selmi‐RubyS1,DuPayratJ1,D'orazioT1,BonnavionR1,ZhangCX1,RoussetB1,Borson‐ChazotF1 1CRCLInsermU1052,UniversitéLyon1,FacultédeMédecineRTH‐Laennec,Lyon,France 09.20‐09.40 OP5 MYOCARDIALINFARCTIONINDUCESANUNEXPECTEDCARDIACMICRORNASIGNATUREOF PLURIPOTENCY,ASSOCIATEDWITHIMPAIREDTHYROID‐HORMONESIGNALING JanssenR1,ZuidwijkM1,MuldersJ2,MullerA1,OudejandC2,SimonidesW1 1InstituteforCardiovascularResearch/VUUniversityMedicalCenter,DepartmentofPhysiology,Amsterdam, TheNetherlands,2VUUniversityMedicalCenter,DepartmentofClinicalChemistry,Amsterdam,The Netherlands 09.40.10.00 OP6 PROTEOMICSDIFFERENTIATEBETWEENGRAVES'ORBITOPATHYANDDRYEYESYNDROME‐A PROSPECTIVEANDCONTROLLEDSTUDY MatheisN1,GrusFH2,KnychI1,BreitenfeldM1,KahalyGJ1 1GutenbergUniversityMedicalCenter,DepartmentofMedicineI,Mainz,Germany,2GutenbergUniversity MedicalCenter,ExperimentalOphthalmology,Mainz,Germany MainAuditoriumandFermiHall 10.00‐10.10 LissitzkyCareerAward Chairpersons:TheoVisser,TheNetherlands;LuigiBartalena,Italy 10.10‐10.30 CoffeeBreak PacinottiHall 10.30‐12.00 Symposium1:Geneticcausesofcongenitalhypothyroidism Chairpersons:RobertoDiLauro,Italy;MassimoTonacchera,Italy 10.30‐11.00 Defectsinthyroiddevelopment JulianeLeger,France 11.00‐11.30 DUOXa2 SamuelRefetoff,USA 11.30‐12.00 DEHAL JoseMoreno,Spain 3 MainAuditoriumandFermiHall 10.30‐12.00 Symposium2:Thyroidandmentalhealth Chairpersons:UllaFeldt‐Rasmussen,Denmark;StefanoMariotti,Italy 10.30‐11.00 Iodineanddevelopmentaloutcomes MichaelZimmermann,Switzerland 11.00‐11.30 Hypothyroidismandmentalhealth ColinDayan,UK 11.30‐12.00 Hyperthyroidismandmentalhealth TorquilWatt,Denmark PosterArea 12.00‐13.00 LunchandPosterDiscussion1(Posters1‐121) PosterSession1:MTCBasicandtranslational Chairperson:M.ChiaraZatelli,Italy PosterSession2:ThyroidCancerDiagnosticsClinical1 Chairperson:JeanLouisWemeau,France PosterSession3:ThyroidCancerPathogenesisBasic Chairperson:MartinSchlumberger,France PosterSession4:ThyroidCancerTherapeuticsClinical1 Chairperson:CamillaSchalin‐Jantti,Finland PosterSession5:ClinicalThyroidAutoimmunity1 Chairperson:PatriceRodien,France PosterSession6:ThyroidhormoneandtheCardiovascularSystem Chairperson:FabioMonzani,Italy PosterSession7:Graves’OrbitopathyClinical1 Chairperson:PetrosPerros,UK PosterSession8:HypothyroidismClinical1 Chairperson:PeterTaylor,UK PosterSession9:SubclinicalThyroidDisease Chairperson:ValentinFadeyev,Russia PosterSession10:GoiterandNodularDiseaseClinical1 Chairperson:RolandGärtner,Germany PosterSession11:ImaginginThyroidology Chairperson:MuratErdogan,Turkey PosterSession12:CaseReports1 Chairperson:IstvanSzabolcs,Hungary PosterSession13:ThyroidHormoneAction1 Chairperson:MariaJesusObregon,Spain 4 MainAuditorium 13.00‐14.00GenzymeSymposium DifferentiatedThyroidCarcinoma:FromthelumptotheLongterm FollowUp 13.00‐13.05 13.05‐13.20 13.20‐13.35 13.35‐13.50 13.50‐13.55 13.55‐14.00 Opening,Welcomeandintroduction Chairpersons:FurioPacini,Italy;MartinSchlumberger,France Diagnosticstrategiestoworkoutthenodulardisease LaszloHegedus,Denmark Ablationofthyroidremnants:whenandhow? MarkusLuster,Germany LongTermfollowupofthethyroidcancerpatient RossellaElisei,Italy Discussion ClosingRemarks FurioPacini,Italy,MartinSchlumberger,France 14.00‐14.45 Meet‐the‐Expert1‐4 Room90A 14.00‐14.45 MTE1:Alternativesplicingofthyroidhormonepathwaygenesincancer AgnieszkaPiekielko‐Witkowska,Poland FermiHall 14.00‐14.45 MTE2:Stimulatedcalcitonincut‐offsbydifferenttests LauraFugazzola,Italy MainAuditorium 14.00‐14.45 MTE3:Amiodarone‐inducedthyroiddysfunction EnioMartino,Italy PacinottiHall 14.00‐14.45 MTE4:Thethyroidandmetabolicsyndrome GeorgBrabant,Germany 14.45‐15‐00 CoffeeBreak 15.00‐15.45 Meet‐the‐Expert5‐8 PacinottiHall 15.00‐15.45 MTE5:Deiodinaseregulationduringinflammationandinfection(Basic) AnitaBoelen,TheNetherlands Room90A 15.00‐15.45 MTE6:Geneticrearrangementsinthyroidcancer(Basic) CorinneDupuy,France MainAuditorium 15.00‐15.45 MTE7:Clinicaldebate:thishousebelievesthatallpregnantwomenshould 5 bescreenedforthyroiddysfunction For:BrigitteVelkeniers,Belgium,Against:BijayVaidya,UK,Chairperson:John Lazarus,UK FermiHall 15.00‐15.45 MTE8:Hashimoto’sthyroiditisinchildren(Clinical) MarekNiedziela,Poland MainAuditorium 16.00‐18.00OralSession2:YoungInvestigatorSession(OP7‐OP14) Chairpersons:JosefKöhrle,Germany;PeterLaurberg,Denmark 16.00‐16.15 OP7 HYPOXIA‐INDUCIBLEFACTOR2α(HIF‐2α)EXPRESSIONCORRELATESWITHCLINICALLYAGGRESSIVE THYROIDTUMOURS.INVITRO,HYPOXIA‐MODULATEDTARGETSAREREGULATEDBYBOTHHIF‐1/HIF‐ 2ANDPROMOTERADIO‐RESISTANCE BurrowsN1,2,ReschJ2,BrabantG2,WilliamsK1 1UniversityofManchester,HypoxiaandTherapeuticsgroup,SchoolofPharmacy,Manchester,UnitedKingdom, 2MedClinicI‐UniversityofLuebeck,ExperimentalandClinicalEndocrinology,Luebeck,Germany 16.15‐16.30 OP8 THYROIDHORMONEANDTRα1FORMANEUROGENICSWITCHREPRESSINGSOX2INTHEADULT NEURALSTEMCELLNICHE RemaudS1,Lopez‐JuarezA1,HassaniZ2,MorvanG1,DemeneixB1 1MuséumNationald'HistoireNaturelle,UMRCNRS7221,EvolutiondesRégulationsEndocriniennes, DépartementRégulations,DéveloppementetDiversitéMoléculaire,Paris,France,2King'sCollegeLondon, CentrefortheCellularBasisofBehaviour,TheJamesBlackCentre,London,UnitedKingdom 16.30‐16.45 OP9 FACILITATIONOFMEMORYACQUISITIONANDRETENTIONINMOUSEBY3‐IODOTHYRONAMINE MusilliC1,ManniME1,DeSienaG1,SabaA2,MarchiniM2,ZucchiR2,RaimondiL1 1UniversitàdiFirenze,Firenze,Italy,2UniversitàdiPisa,Pisa,Italy 16.45‐17.00 OP10 MIR‐218ISAMARKEROFOXIDATIVEPHOSPHORYLATIONPROCESSINONCOCYTICTHYROID TUMOURS CaratS1,GuillotinD2,LePennecS2,HoulgatteR1,SavagnerF2 1InsermU915,Nantes,France,2InsermU694,Angers,France 17.00‐17.15 OP11 CLINICALPHENOTYPEOFANEWTYPEOFTHYROIDHORMONERESISTANCECAUSEDBYMUTATIONOF 6 THET3RECEPTORTRα1 vanMullemA1,vanHeerebeekR1,ChrysisD2,VisserE1,MediciM1,AndrikoulaM3,TsatsoulisA3,VisserTJ1,Peeters R1 1ErasmusMC,InternalMedicine,Rotterdam,Netherlands,2UniversityofPatras,DepartmentofPediatrics, DivisionofEndocrinology,Patras,Greece,3UniversiyofIoannina,DepartmentofEndocrinology,Ioannina, Greece 17.15‐17.30 OP12 TWONOVELCHIMERICTSHRECEPTORBIOASSAYSMEASURINGTHYROID‐STIMULATINGAND BLOCKINGAUTOANTIBODIESDIFFERENTIATETHYROIDALVERSUSORBITALINVOLVEMENTIN PEDIATRICGRAVES'DISEASE‐AMULTICENTERTRIAL DianaT1,BossowskiA2,SawickaB2,Borysewicz‐SanczykH2,PietrewiczE2,ZioraK3,BossowskaA4,KanitzM1,Kim J5,OlivoPD5,KahalyGJ1 1GutenbergUniversityMedicalCenter,DepartmentofMedicineI,Mainz,Germany,2MedicalUniversityin Bialystok,DepartmentofPediatrics,Endocrinology,DiabetologywiththeCardiologyDivision,Bialystok, Poland,3MedicalUniversityofSilesia,DepartmentofPediatricsinZabrze,Katowice,Poland,4InternalAffair andAdministrationMinistryHospital,DepartmentofCardiology,Bialystok,Poland,5DiagnosticHybrids,Inc,R &D,Athens,UnitedStates 17.30‐17.45 OP13 NEWSOMATICMUTATIONSANDCLONALEVOLUTIONINAGGRESSIVEPAPILLARYTHYROID CARCINOMAREVEALEDBYWHOLE‐TRANSCRIPTOMEDEEPSEQUENCING LePennecS1,GacquerD1,DetoursV1,MaenhautC2 1IRIBHM‐ULB,Bruxelles,Belgium,2IRIBHM‐ULB‐Welbio,Bruxelles,Belgium 17.45‐18.00 OP14 IGSF1GENEDELETIONCAUSECENTRALHYPOTHYROIDISMANDMACROORCHIDISMWITHDECREASED OFTSHBIOACTIVITY EscuderoA1,GorbenkoD2,BarrioR3,VallespínE4,NevadoJ4,DeGraaffL2,LapunzinaP4,Hokken‐KoelegaA2, MorenoJC1 1InstituteforMedicalandMolecularGenetics(INGEMM).LaPazUniversityHospital,ThyroidMolecular Laboratory,Madrid,Spain,2PediatricEndocrinology,SophiaChildren'sHospital.ErasmusUniversityMedical Center,Rotterdam,Netherlands,3RamónyCajalUniversityHospital,PediatricEndocrinology,Madrid,Spain, 4InstituteforMedicalandMolecularGenetics(INGEMM).LaPazUniversityHospital,StructuralGenomic Laboratory,Madrid,Spain MainAuditorium 18.05‐18.50SpecialLectureinhonourofProf.AldoPinchera Chairpersons:TheoVisser,TheNetherlands;LuigiBartalena,Italy Immunopathogenesisofchronicautoimmunethyroiditisonecenturyafter Hashimoto AntonyP.Weetman,UK 7 MainAuditorium 19.00‐20.30MerckSeronoSymposium ThyroidHormoneSubstitutionofHypothyroidism:searchingfortheOptimum Moderation:GeorgeJ.Kahaly,Germany Shortintroduction:GeorgeJ.Kahaly Impactofhypothyroidismonthecardiovascularsystem BernadetteBiondi,Italy TargetingtheT4substitutioninthyroidcancer JenniferSipos,USA NewEuropeanguidelinesforacombinedT3/T4substitution BirteNygaard,Denmark 20.30‐21.30 Symposiumparticipantsarecordiallyinvitedtothecocktailreception 8 MONDAY,10thSeptember MainAuditorium 08.00‐10.00OralSession3:ClinicalThyroidology(OP15‐OP22) Chairpersons:BirteNygaard;Denmark;ClaudioMarcocci,Italy 08.00‐08.15 OP15 MENTALVULNERABILITYISHIGHINPREVIOUSLYTREATEDHYPERANDHYPOTHYROIDISM PerrildH1,KnudsenN1,BjergvedL1,2,CarleA3,BulowI3,VejbjergP1,LaurbergP3,OvesenL4,RasmussenL5, JørgensenT2 1BispebjergUniversityHospital,DepartmentofEndocrinology,Copenhagen,Denmark,2ResearchCentrefor PreventionandHealth,TheCapitalregionofDenmark,Glostrup,Denmark,3AalborgHospital,Aarhus UniversityHospital,DepartmentofEndocrinology,Aalborg,Denmark,4SlagelseHospital,Departmentof Gastroenterology,Slagelse,Denmark,5NationalFoodInstitute,DepartmentofNutrition,Copenhagen,Denmark 08.15‐08.30 OP16 THEASSOCIATIONBETWEENHYPERTHYROIDISMANDMORTALITYISNOTEXPLAINEDBYPRE‐ EXISTINGCO‐MORBIDITY,BUTINFLUENCEDBYGENETICCONFOUNDING.EVIDENCEFROMADANISH NATION‐WIDEREGISTER‐BASEDSTUDYOFTWINSANDSINGLETONS BrandtF1,AlmindD2,ChristensenK2,3,4,GreenA5,HegedüsL1,BrixTH1 1OdenseUniversityHospital,DepartmentofEndocrinologyandMetabolism,Odense,Denmark,2Universityof SouthernDenmark,TheDanishAgingResearchCenterandTheDanishTwinRegistry,Odense,Denmark, 3OdenseUniversityHospital,DepartmentofClinicalGenetics,Odense,Denmark,4OdenseUniversityHospital, DepartmentofClinicalBiochemistryandPharmacology,Odense,Denmark,5UniversityofSouthernDenmark, OdensePatientdataExploratoryNetwork,InstituteofClinicalResearch,Odense,Denmark 08.30‐08.45 OP17 AGEANDGENDERSUBSTANTIALLYINFLUENCETHERELATIONSHIPBETWEENTHYROIDSTATUSAND LIPOPROTEINPROFILE:RESULTSFROMALARGECROSS‐SECTIONALSTUDY TogniniS1,PoliniA1,PasqualettiG1,UrsinoS1,FerdeghiniM2,MonzaniF1 1UniversityofPisa,InternalMedicine,Pisa,Italy,2UniverstyofVerona,MorphologicalandBiomedicalSciences, Verona,Italy 08.45‐09.00 OP18 HYPOTHYROIDISMISASSOCIATEDWITHCURRENTBUTNOTWITHINCIDENTHYPERTENSION IttermannT1,TillerD2,MeisingerC3,AggerC4,NauckM1,RettigR1,HofmanA5,JorgensenT4,LinnebergA4, WittemanJCM5,FrancoOH5,GreiserKH2,WerdanK2,DöringA3,KluttigA2,StrickerBHC5,VölzkeH1 1UniversityofGreifswald,Greifswald,Germany,2Martin‐Luther‐UniversityHalle‐Wittenberg,Halle,Germany, 3GermanResearchCenterforEnvironmentalHealth,München,Germany,4UniversityofCopenhagen, Copenhagen,Denmark,5ErasmusMedicalCenter,Rotterdam,TheNetherlands 9 09.00‐09.15 OP19 THEEFFECTOFHYPOTHYROIDISMONCOLOURVISION:APROSPECTIVESTUDY CakirM1,OzturkB2,TuranE1,GonulalanG1,PolatI3,GunduzK2 1KonyaUniversityMeramSchoolofMedicine,DivisionofEndocrinologyandMetabolism,Konya,Turkey, 2KonyaUniversityMeramSchoolofMedicine,DepartmentofOphthalmology,Konya,Turkey,3KonyaUniversity MeramSchoolofMedicine,DepartmentofInternalMedicine,Konya,Turkey 09.15‐09.30 OP20 REDUCTIONOFLEVOTHYROXINE(L‐T4)REQUIREMENTSINHYPOTHYROIDOBESEPATIENTSAFTER BARIATRICSURGERY MartinelliS1,PincheraA1,FierabracciP1,PiaggiP2,TamberiA1,BasoloA1,CeccariniG1,MarsiliA1,ScartabelliG1, LandiA2,VittiP1,SantiniF1 1UniversityofPisa,SchoolofMedicine,EndocrinologyUnit,ObesityCenter,Pisa,Italy,2UniversityofPisa, DepartmentofElectricalSystemsandAutomation,Pisa,Italy 09.30‐09.45 OP21 TAZDOESNOTRESCUETHELUNGPROMOTERACTIVITYOFANOVELNKX2‐1MUTATIONINABOY WITHSEVERELUNGEMPHYSEMA MoyaCM1,GarzónL2,LunaC3,SimónR4,ZaballosMA5,SantistebanP5,GallegoE2,MorenoJC1 1INGEMM‐InstituteforMedicalandMolecularGenetics.'LaPaz'UniversityHospital,ThyroidMolecular Laboratory,Madrid,Spain,2'12deOctubre'UniversityHospital,PaediatricEndocrinology,Madrid,Spain,3'12 deOctubre'UniversityHospital,PaediatricPneumologyandAllergy,Madrid,Spain,4'12deOctubre'University Hospital,Neuropediatric,Madrid,Spain,5BiomedicalResearchInstitute,EndocrinePhysiopathologyand NervousSystem,Madrid,Spain 09.45‐10.00 OP22 PERIPHERALTISSUEBIOMARKERSINRESISTANCETOTHYROIDHORMONE MoranC1,SchoenmakersN1,MitchellC1,TalbotF1,WatsonL1,LyonsG1,Raymond‐BarkerP1,TaylorK2,HalsallD2, ChatterjeeK1 1UniversityofCambridge,InstituteofMetabolicScience,Cambridge,UnitedKingdom,2Universityof Cambridge,ClinicalBiochemistry,Cambridge,UnitedKingdom FermiHall 08.00‐10.00OralSession4:ThyroidCellBiology(OP23‐OP30) Chairpersons:SabineCostagliola,Belgium;MariastellaZannini,Italy 08.00‐08.15 OP23 PAX8EXPRESSIONISREQUIREDFORTHEDIFFERENTIATIONOFTHYROIDFOLLICULARCELLS MarottaP1,AmendolaE1,DeLucaP1,ZoppoliP1,DiLauroR1,2,DeFeliceM1,2 1Biogem,ArianoIrpino(Av),Italy,2UniversityFedericoII,DBPCM,Napoli,Italy 10 08.15‐08.30 OP24 PAX8ISASURVIVALFACTORFORTHYROIDCELLSANDISINVOLVEDINTHECONTROLOFCELL PROLIFERATION DiPalmaT1,deCristofaroT1,FilipponeMG1,2,PierantoniGM2,FuscoA1,2,ZanniniM1 1InstituteofExperimentalEndocrinologyandOncology(IEOS)‐CNR,Naples,Italy,2UniversityofNaples 'FedericoII',Dpt.ofCellularandMolecularBiologyandPathology,Naples,Italy 08.30‐08.45 OP25 DYNAMICCHANGESOFLAMININEXPRESSIONANDBASEMENTMEMBRANEORGANIZATIONINTHE DEVELOPINGTHYROID JohanssonE1,JohanssonBR2,NilssonM1 1SahlgrenskaCancerCentre,SahlgrenskaAcademy,UniversityofGothenburg,Gothenburg,Sweden,2Electron MicroscopyUnit,SahlgrenskaAcademy,UniversityofGothenburg,Gothenburg,Sweden 08.45‐09.00 OP26 GLOBALNOTCHPATHWAYPERTURBATIONSASANOVELMODELOFTHYROIDDYSGENESISIN ZEBRAFISH MarelliF1,PorazziP2,BenatoF3,ArgentonF3,TisoN3,PersaniL1,4 1IRCCSIstitutoAuxologicoItaliano,EndocrinologyandMetabolicDisorders,CusanoMilanino,Italy,2Childen's HospitalofPhiladelphia,Philadelphia,UnitedStates,3UniversityofPadua,Padua,Italy,4UniversityofMilan, Milan,Italy 09.00‐09.15 OP27 MOLECULARFUNCTIONSOFTHEDNAJC17PROTEIN,ACANDIDATEMODIFIERFORCONGENITAL HYPOTHYROIDISM FerrandinoG1,SpadaroO1,DiCampliA2,LuiniA2,deFranciscisV3,DeFeliceM1,4,DiLauroR1,4 1IRGS,Biogem,ArianoIrpino(AV),Italy,2IstitutodiBiochimicadelleproteinedelCNR,Napoli,Italy,3Istitutodi EndocrinologiaedOncologiaSperimentaledelCNR,Napoli,Italy,4UniversitàdiNapoliFedericoII, DipartimentodiBiologiaePatologiaCellulareeMolecolare,Napoli,Italy 09.15‐09.30 OP28 INVOLVEMENTOFNITRICOXIDEINIODINEDEFICIENCY‐INDUCEDANGIOGENESIS:ROLEOFNOS3AND OFRYANODINERECEPTORS CrapsJ1,VanderstraetenJ1,LobyshevaI2,BalligandJ‐L2,SonveauxP2,GilonP3,ColinIM1,GerardA‐C1 1UCL,PôledeMorphologie,Bruxelles,Belgium,2UCL,PôledePharmacologieExpérimentale,Bruxelles,Belgium, 3UCL,Pôled'endocrinologie,diabèteetnutrition,Bruxelles,Belgium 09.30‐09.45 OP29 CA2+‐BINDINGPROTEINEXPRESSIONINPRIMARYHUMANTHYROCYTES LorenzS1,2,KrohnK1 11 1UniversityofLeipzig,MedicalFaculty,InterdisciplinaryCenterforClinicalResearch,Leipzig,Germany, 2UniversityofLeipzig,MedicalFaculty,DivisionofEndocrinologyandNephrology,Leipzig,Germany 09.45‐10.00 OP30 INTRATHYROIDREARRANGEMENTINSPACEENVIRONMENT AlbiE1,CurcioF2,SpelatR2,LazzariniA2,LazzariniR1,CataldiS1,LoretiE3,FerriI3,Ambesi‐ImpiombatoFS2 1SphingolipidClub‐CRABioNResearchCentre,Perugia,Italy,2UniversityofUdine,DipartimentodiScienze MedicheeBiologiche,Udine,Italy,3UniversityofPerugia,InstituteofPathologicAnatomyandHistology, Perugia,Italy 10.00‐10.30 CoffeeBreak FermiHall 10.30‐12.00Symposium3:Thyroidhormoneaction:theroleofTRαmutations Chairpersons:GrahamWilliams,UK;PaoloBeck‐Peccoz,Italy 10.30.11.00 TRαmutantmousemodels:modelingahumandisorder JensMittag,Sweden 11.00‐11.30 TRαmediatedresistancetothyroidhormone KrishnaChatterjee,UK 11.30‐12.00 ClinicalphenotypeofTRαmutation TheoVisser,TheNetherlands MainAuditorium 10.30‐12.00 Symposium4:Anaplasticthyroidcarcinoma:frommolecularbiologyto noveltherapeuticoptions Chairpersons:JacquesDumont,Belgium;RossellaElisei,Italy 10.30.11.00 Molecularbiology CarineMaenhaut,Belgium 11.00‐11.30 Epidemiologicalanddiagnosticaspects LaurenceLeenhardt,France 11.30‐12.00 Therapeuticoptions BarbaraJarzab,Poland PosterArea 12.00‐13.00 LunchandPosterDiscussion2(Poster122‐245) PosterSession14:MTCClinical Chairperson:JoaodeCastro,Portugal PosterSession15:ThyroidCancerDiagnosticsBasic/Translational Chairperson:GabriellaPellegritti,Italy PosterSession16:ThyroidCancerDiagnosticsClinical2 Chairperson:JenniferSipos,USA 12 PosterSession17:ThyroidCancerTherapeuticsClinical2 Chairperson:IanHay,USA PosterSession18:ThyroidAutoimmunityandHypothyroidism Translational Chairperson:MatthiasSchott,Germany PosterSession19:ThyroidHormoneTransport Chairperson:EdwardVisser,NL PosterSession20:GoiterandNodularDiseaseClinical2 Chairperson:FrancoiseBorson‐Chazot,France PosterSession21:CaseReports2 Chairperson:KostasMarkou,Greece PosterSession22:ThyroidHormoneEffectsonMetabolismandBone Chairperson:DuncanBassett,UK PosterSession23:ThyroidHormoneAction2 Chairperson:FrancescoTrimarchi,Italy PosterSession24:ThyroidFunctionRegulationBasic Chairperson:DeniseCarvalho,Brazil PosterSession25:ClinicalThyroidAutoimmunity2 Chairperson:ChantalDaumerie,Belgium PosterSession26:EnvironmentalFactorsandDrugsaffectingThyroid Function1 Chairperson:LeonidasDuntas,Greece PosterSession27:Graves’OrbitopathyClinical2 Chairperson:JacquesOrgiazzi,France MainAuditorium 13.00‐14.00AstraZenecaSymposium HeraldingaNewEraintheTreatmentofAdvancedMedullary ThyroidCancer MainAuditorium 14.00‐14.45 ETAMerckSeronoPrizeLecture Chairpersons:TheoVisser,TheNetherlands;LuigiBartalena,Italy Thyroidhormoneactionsinboneandcartilage GrahamWilliams,UK 14.45‐15‐00 CoffeeBreak 13 MainAuditorium 15.00‐16.30OralSession5:Autoimmunity(OP31‐OP36) Chairpersons:SimonPearce,UK;MarcoCentanni,Italy 15.00‐15.15 OP31 CORTICOSTEROIDSANDRAPAMYCININHIBITTH1ANDTH2CHEMOKINESSECRETION,INDUCEDBY CYTOKINES,INORBITALCELLSOFPATIENTSWITHGRAVES'OPHTHALMOPATHY FerrariSM1,FallahiP1,RuffilliI1,DiDomenicantonioA1,SellariFranceschiniS2,FerranniniE1,AntonelliA1 1UniversityofPisa,SchoolofMedicine,DepartmentofInternalMedicine,Pisa,Italy,2UniversityofPisa,School ofMedicine,OtorhinolaryngologyUnit,Pisa,Italy 15.15‐15.30 OP32 OXIDATIVESTRESSOFEYEMUSCULARCELLSINGRAVES'OPHTHALMOPATHYISASSOCIATEDTO DOWN‐REGULATIONOFCAVEOLIN‐1ANDUPREGULATIONOFTYPEIII‐DEIODINASE VanRegemorterE1,VanRegemorterV1,MariqueL1,SenouM1,deBournonvilleM1,DelacourtV1,BehetsC1, LengeléB1,BrichardS2,BoschiA3,DaumerieC2,ManyM‐C1 1UCL,MORF,Bruxelles,Belgium,2UCL,Endocrinologie,Bruxelles,Belgium,3UCL,Ophthalmology,Bruxelles, Belgium 15.30‐15.45 OP33 RELATIONSHIPBETWEENUSEOFIODIZEDSALTANDTHYROIDAUTOIMMUNITYAFTERUNIVERSAL IODINEPROPHYLAXIS:THE2010PESCOPAGANOSURVEY ProvenzaleMA1,FrigeriM1,PuleoL1,AntonangeliL1,RagoT1,FioreE1,TonaccheraM1,GrassoL1,PincheraA1, Aghini‐LombardiF1,VittiP1 1UniversityofPisa,Endocrinology,Pisa,Italy 15.45‐16.00 OP34 CHARACTERIZATIONOFANOVELDETECTIONBIOASSAYFORTHYROIDBLOCKINGANTIBODY LiY1,KimJ1,LarrimerA1,KlausenR1,YuL1,DianaT2,KahalyGJ2,OlivoPD1 1DiagnosticHybrids,Inc.(AQuidelCompany),R&D,Athens,UnitedStates,2GutenbergUniversityMedical Center,ThyroidResearchLaboratory,Mainz,Germany 16.00‐16.15 OP35 TGABOFPATIENTSWITHSUBACUTETHYROIDITISARERESTRICTEDTOAMAJORBCELLEPITOPE RicciD1,MontanelliL1,AlteaMA1,PucciA1,PincheraA1,VittiP1,LatrofaF1 1UniversityofPisa,DepartmentofEndocrinologyandMetabolism,Pisa,Italy 16.15‐16.30 OP36 RISKFACTORSFORPOST‐OPERATIVEDIPLOPIAINPRIMARYGAZEAFTERREHABILITATIVEORBITAL DECOMPRESSIONFORGRAVES'ORBITOPATHY 14 LeoM1,LenziR2,MarinòM1,LatrofaF1,SistiE1,AlteaMA1,ProfiloMA1,MegnaL3,MazziB1,PincheraA1,VittiP1, MarcocciC1,Sellari‐FranceschiniS2,RocchiR1 1UniversityofPisa,DepartmentofEndocrinologyandMetabolism,UnitofEndocrinology,Pisa,Italy, 2UniversityofPisa,DepartmentofNeuroscience,UnitofOtolaryngology,Pisa,Italy,3UniversityofPisa, DepartmentofNeuroscience,UnitofOphthalmology,Pisa,Italy FermiHall 15.00‐16.30OralSession6:Thyroidcellbiologyandcancer(OP37‐OP42) Chairpersons:XavierdeDeken,Belgium;RosaMarinaMelillo,Italy 15.00‐15.15 OP37 THETHYROIDOXIDATIVECAPACITYISENHANCEDBYTHETH2CYTOKINES,IL‐4ANDIL‐13,THROUGH INCREASEDEXPRESSIONOFTHEDUALOXIDASE2ANDITSMATURATIONFACTORDUOXA2 DeDekenX1,RaadH1,EskalliZ1,HosteC1,CorvilainB1,MiotF1 1UniversitéLibredeBruxelles,IRIBHM‐DUOXLab,Brussels,Belgium 15.15‐15.30 OP38 DNAMICROARRAYANDMIRNAANALYSESREINFORCETHECLASSIFICATIONOFFOLLICULARTHYROID TUMOURS JacquesC1,GuillotinD1,FrancB2,MalthieryY1,SavagnerF1 1InsermU694,Angers,France,2Laboratoired'Anatomopathologie,HopitalAPAré,BoulogneBillancourt, France 15.30‐15.45 OP39 CAMPMAYNOTALWAYSBEAPROLIFERATIONSIGNALINTHYROIDCANCERCELLS GrassiES1,DicitoreA2,BorghiMO3,4,VitaleG1,2,PersaniL1,2 1UniversitàdeglistudidiMilano,DipartimentodiScienzeMediche,Milan,Italy,2IstitutoAuxologicoItaliano, LaboratoryofEndocrineandMetabolicResearch,Milan,Italy,3IstitutoAuxologicoItaliano,Laboratoryof Immunology,Milan,Italy,4UniversitàdeglistudidiMilano,DipartimentodiMedicinaInterna,Milan,Italy 15.45‐16.00 OP40 GENOME‐WIDELINKAGEANALYSISTOIDENTIFYGENESINVOLVEDINTHYROIDGROWTHAND NEOPLASIA BakhshADQ1,2,HamshereM3,GregoryJ4,KirovG3,WilliamsD5,LudgateM1 1CardiffUniversity,InstituteofMolecular&ExperimentalMedicine,Cardiff,UnitedKingdom,2Instituteof Molecular&ExperimentalMedicine,Endocrinology,Cardiff,UnitedKingdom,3CardiffUniversity,Psychological Medicine&Neurology,Cardiff,UnitedKingdom,4InstituteofMolecular&ExperimentalMedicine,Department ofChildHealth,Cardiff,UnitedKingdom,5CambridgeUniversity,StrangewaysLaboratory,Cambridge,United Kingdom 16.00‐16.15 OP41 METABOLICENGINEERINGOFIODINECONTENTINARABIDOPSIS 15 LandiniM1,TonaccheraM2,GonzaliS1,AgrettiP3,DimidaA4,VittiP3,AlpiA5,PincheraA4,PerataP1 1ScuolaSAnnaPisa,PlantLab,Pisa,Italy,2UniversityofPisa,SchoolofMedicine,DepofEndocrinology,Pisa, Italy,3UniversityofPisa,SchoolofMedicine,Pisa,Italy,4UniversityofPisa,Pisa,Italy,5UniversityofPisa,Dep CropPlantBiology,Pisa,Italy 16.15‐16.30 OP42 RNA‐SEQPROVIDESISOFORMSPECIFICMIRNAEXPRESSIONDATAWHICHREQUIREISOFORMSPECIFIC QPCRVERIFICATION StokowyT1,2,SwierniakM1,WojtasB1,DanchM2,KrohnK3,FujarewiczK2,JarzabB1,PaschkeR4,EszlingerM4 1MariaSklodowska‐CurieMemorialCancerCenterandInstituteofOncology,NuclearMedicineandEndocrine OncologyDepartment,Gliwice,Poland,2SilesianUniversityofTechnology,InstituteofAutomaticControl, Gliwice,Poland,3UniversityofLeipzig,InterdisziplinaresZentrumfurKlinischeForschung,Leipzig,Germany, 4UniversityofLeipzig,KlinikfurEndokrinologieundNephrologie,Leipzig,Germany 16.45 DepartureforExcursion 16 TUESDAY,11thSeptember MainAuditorium 08.00‐10.00OralSession7:PregnancyandIodine(OP43‐OP50) Chairpersons:BijayVaidya,UK;FrancescoVermiglio,Italy 08.00‐08.15 OP43 THYROGLOBULINANTIBODIES:ANADDEDVALUEINTHEDETECTIONOFTHYROIDAUTOIMMUNITYIN FEMALEPATIENTSOFINFERTILECOUPLES? UnuaneD1,HaentjensP1,SchiettecatteJ1,TournayeH1,VelkeniersB1,PoppeK1 1UniversityHospitalUZ‐Brussel,FreeUniversityBrussels(VUB),Endocrinology,CentreforReproductive MedicineandCentreforOutcomesResearchandLaboratoryforExperimentalSurgery,Brussels,Belgium 08.15‐08.30 OP44 THYROIDHORMONELEVELSINNORMALPREGNANCYAREASSOCIATEDWITHALTEREDMETABOLIC PARAMETERS KnightB1,2,ShieldsB1,HattersleyA1,2,Vaidya.B3,4 1PCMD(UniversityofExeter),PeninsulaNIHRClinicalResearchFacility,Exeter,UnitedKingdom,2RD&ENHS FoundationTrust,Exeter,UnitedKingdom,3RD&ENHSFoundationTrust,DeptofDiabetesandEndocrinology, Exeter,UnitedKingdom,4PCMD(UniversityofExeter),Exeter,UnitedKingdom 08.30‐08.45 OP45 THETYPE2DEIODINASETHR92ALAPOLYMORPHISMSEEMSTOBEAMARKEROFINCREASEDINSULIN RESISTANCEDURINGPREGNANCY:AGENETICASSOCIATIONSTUDY DoraJM1,WajnerS1,CostaJD1,PintoRibeiroRV1,LopesMG1,daSilvaAV1,LeiriaL1,CrispimD1,MaiaAL1 1HospitaldeClínicasdePortoAlegre,EndocrineDivision,PortoAlegre,Brazil 08.45‐09.00 OP46 IODINE‐CONTAININGMULTIVITAMINSFAILTOCORRECTIODINEDEFICIENCYINBELGIANPREGNANT WOMEN VandevijvereS1,AmsalkhirS2,MourriBensoudaA2,VanOyenH1,Moreno‐ReyesR2 1ScientificInstituteofPublicHealth,DepartmentofPublicHealthandSurveillance,Brussels,Belgium,2Hôpital Erasme,UniversitéLibredeBruxelles,DepartmentofNuclearMedicine,Brussels,Belgium 09.00‐09.15 OP47 GLOBALIODINESTATUSIN2011ANDTRENDSOVERTHEPASTDECADE AnderssonM1,KarumbunathanV1,ZimmermannMB1 1SwissFederalInstituteofTechnology(ETH)Zürich,DepartmentofHealthSciencesandTechnology(D‐HEST), Zurich,Switzerland 17 09.15‐09.30 OP48 TIROKIDSTUDY:STATUSOFIODINENUTRITIONOFSPANISHINFANTS VilaL1,DonnayS2,ArenaJ3,ArrizabalagaJJ4,PînedaJ5,GuzmánA6,LuengoLM7,VillarA8,BandrésO9,MuñozZ10, GuerreroE11,MollG12,VichF12,MuñozJA13,RiestraM14,MenéndezE14,BeatoP7,AguirreM15,SantiagoP16,Aranda J17,TorresY1,GentilA18,Serra‐PratM19,IodineDeficiencyandThyroidDisfunctiongroup(SEEN) 1HospitalMoisèsBroggi,EndocrinologyandNutrition,SantJoanDespí,Spain,2FundationHospitalAlcorcón, EndocrinologyandNutrition,Alcorcón,Spain,3HospitalUniversitarioDonostia,Neonatology,SanSebastián, Spain,4HospitalTxagorritxu,EndocrinologyandNutrition,Vitoria,Spain,5HospitalGarciaOrcoyen, EndocrinologyandNutrition,Estella,Spain,6ComplejoAsistencialdeÁvila,EndocrinologyandNutrition,Ávila, Spain,7HospitalUniversitarioInfantaCristina,EndocrinologyandNutrition,Badajoz,Spain,8HospitalClínico, EndocrinologyandNutrition,Valladolid,Spain,9HospitalRoyoVillanova,EndocrinologyandNutrition, Zaragoza,Spain,10CentrodeSaludArisa,Calatayud,Spain,11HospitalRíoCarrión,EndocrinologyandNutrition, Palencia,Spain,12HospitaldeInca,EndocrinologyandNutrition,Inca,Spain,13ICS,ABS,Seud'Urgell,Spain, 14HospitalCentraldeAsturias,EndocrinologyandNutrition,Oviedo,Spain,15HospitalGeneral,Valladolid, Spain,16ComplejoHospitalario,EndocrinologyandNutrition,Jaén,Spain,17HospitalVirgendelaLuz,Cuenca, Spain,18HospitalUniversitarioVirgendelaMacarena,EndocrinologyandNutrition,Sevilla,Spain,19Hopitalde Mataró,ResearchUnit,Barcelona,Spain 09.30‐09.45 OP49 BREADFORTIFICATIONWITHIODISEDSALTCORRECTSIODINEDEFICIENCYINSCHOOL‐AGED CHILDRENBUTNOTINTHEIRMOTHERS:ANATIONALSURVEYINBELGIUM Moreno‐ReyesR1,MourriBensoudaA1,AmsalkhirS1,AvniF2,VanOyenH3,VandevijvereS3 1HôpitalErasme,UniversitéLibredeBruxelles,DepartmentofNuclearMedicine,Brussels,Belgium,2Höpital Erasme,UniversitéLibredeBruxelles,DepartmentofRadiology,Brussels,Belgium,3ScientificInstituteof PublicHealth,DepartmentofPublicHealthandSurveillance,Brussels,Belgium 09.45‐10.00 OP50 PREDICTORSOFCHANGEINSERUMTSHAFTERIODINEFORTIFICATION:AN11YRFOLLOW‐UPOFTHE DANTHYRSTUDY BjergvedL1,2,JørgensenT2,3,PerrildH1,LaurbergP4,5,OvesenL6,RasmussenLB7,KnudsenN1 1BispebjergUniversityHospital,DepartmentofEndocrinologyandGastroenterology,Copenhagen,Denmark, 2ResearchCentreforPreventionandHealth,TheCapitalregionofDenmark,Glostrup,Denmark,3Facultyof HealthandMedicalSciences,UniversityofCopenhagen,Copenhagen,Denmark,4AalborgHospital,Aarhus UniversityHospital,DepartmentofEndocrinologyandMedicine,Aalborg,Denmark,5FacultyofMedicine, AalborgUniversity,Aalborg,Denmark,6SlagelseHospital,DepartmentofGastroenterology,Slagelse,Denmark, 7NationalFoodInstitute,TechnicalUniversityofDenmark,DepartmentofNutrition,Søborg,Denmark FermiHall 08.00‐10.00OralSession8:ThyroidCancerbasic(OP51‐OP58) Chairpersons:DillwynWillliams,UK;MassimoSantoro,Italy 08.00‐08.15 OP51 IDENTIFICATIONOFNEWINHIBITORSOFRETRECEPTORTYROSINEKINASE MocciaM1,GuidaT1,GrayN2,LiuQ2,CarlomagnoF1,SantoroM1 1UniversityofNaples,FedericoII,IstitutodiEndocrinologiaedOncologiaSperimentaledelCNR/Dipartimento diBiologiaePatologiaCellulareeMolecolare“L.Califano”,FacoltàdiMedicinaeChirurgia,Naples,Italy,2Dana 18 FarberCancerInstitute,DepartmentofCancerBiology,HarvardMedicalSchool,DepartmentofBiological ChemistryandMolecularPharmacology,BostonMassachusetts,UnitedStates 08.15‐08.30 OP52 3DCULTUREOFRECONSTITUTEDTHYROIDFOLLICLESFOREXVIVOEVALUATIONOFCANDIDATE DRUGSINTERFERINGWITHCELLMIGRATION:APOTENTIALTUMORINVASIONASSAY IngesonCarlssonC1,NilssonM1 1SahlgrenskaCancerCenter,SahlgrenskaAcademyattheUniversityofGothenburg,Gothenburg,Sweden 08.30‐08.45 OP53 CLM3,ANOVELMULTITARGETTYROSINEKINASEINHIBITORWITHANTIANGIOGENICPROPERTIES,IS ACTIVEAGAINSTPRIMARYANAPLASTICTHYROIDCANCERINVITROANDINVIVO FallahiP1,FerrariSM1,BocciG2,LaMottaC3,MancusiC1,CorradoA1,MaterazziG4,DanesiR2,DaSettimoF3, MiccoliP4,AntonelliA1 1UniversityofPisa,SchoolofMedicine,DepartmentofInternalMedicine,Pisa,Italy,2UniversityofPisa,School ofMedicine,DivisionofPharmacology,Pisa,Italy,3UniversityofPisa,SchoolofMedicine,Departmentof PharmaceuticalScience,Pisa,Italy,4UniversityofPisa,DepartmentofSurgery,Pisa,Italy 08.45‐09.00 OP54 MICRORNASINFLUENCETHETUMORIGENESISOFCOLDBENIGNTHYROIDNODULESBYACTINGON CELLCYCLEANDAPOPTOSIS FerrazC1,LorenzS1,MollA1,PaschkeR1,EszlingerM1 1UniversitätLeipzig,EndocrinologyandNephrology,Leipzig,Germany 09.00‐09.15 OP55 TRAILCANEFFICIENTLYKILLANAPLASTICTHYROIDCANCER(ATC)CELLSINVITROANDINVIVO PilliT1,2,RanganathR2,CarrR2,QinJ2,MakerAV2,3,LiLC2,PaciniF1,PrabhakarBS2 1UniversityofSiena,DepartmentofInternalMedicine,Endocrinology&MetabolismandBiochemistry,Siena, Italy,2UniversityofIllinoisatChicago,DepartmentofMicrobiology&Immunology,Chicago,UnitedStates, 3UniversityofIllinoisatChicago,DepartmentofSurgery,Chicago,UnitedStates 09.15‐09.30 OP56 THERAPEUTICSTRATEGYTOTARGETTHERECEPTORTYROSINEKINASEAXLINTHYROIDCANCER KrishnamoorthyGP1,GuidaT1,ViscianoC1,LiottiF1,CarlomagnoF1,MelilloRM1 1UniversityofNaples‐FedericoII,DipartimentodiBiologiaePatologiaCellulareeMolecolare/Istitutodi EndocrinologiaedOncologiaSperimentaledelCNR”G.Salvatore”,Napoli,Italy 09.30‐09.45 OP57 HYPERMETHYLATIONOFANEWCPGISLANDISASSOCIATEDWITHREDUCEDNISGENEEXPRESSIONIN 19 THYROIDTUMORS GalraoAL1,SodréAK1,CamargoRY1,FrigugliettiCU1,KulcsarMA1,LimaEU1,MoraesLS2,CeruttiJM2,Medeiros‐ NetoG1,RubioIG3 1UniversityofSaoPauloMedicalSchool,Endocrinology‐Thyroid,SaoPaulo,Brazil,2UNIFESPEPM,Genetics, SaoPaulo,Brazil,3UNIFESP,BiologicalSciences,SãoPaulo,Brazil 09.45‐10.00 OP58 IDENTIFICATIONOFTARGETSOFTWIST1TRANSCRIPTIONFACTORINANAPLASTICTHYROIDCANCER DiMaroG1,OrlandellaFM1,SalernoP1,BencivengaTC1,SantoroM1,SalvatoreG2 1UniversityofNaples,FedericoII,Naples,Italy,2UniversityofNaplesParthenope,Naples,Italy 10.00‐10.30 CoffeeBreak FermiHall 10.30‐12.00 Symposium5:Signalinginthethyroid Chairpersons:PilarSantisteban,Spain;AlfredoFusco,Italy 10.30‐11.00 Requirementsfornormalthyroiddifferentiation SabineCostagliola,Belgium 11.00‐11.30 PI3K/PTENsignalinginthethyroid AntonioDeCristofano,USA 11.30‐12.00 Rasandtransformationofthyroidcells GabrielladeVita,Italy MainAuditorium 10.30‐12.00 Symposium6:TSHreceptorinthyroidautoimmunity Chairpersons:GeorgeJ.Kahaly,Germany;LucaChiovato,Italy 10.30‐11.00 InteractionoftheTSHreceptorwithautoantibodies:structureanddynamics JaneSanders,UK 11.00‐11.30 BioassaysforTSHreceptorautoantibodies GiorgioNapolitano,Italy 11.30‐12.00 Thyroidblockingantibodies:methodologyandclinicalrelevance PaulOlivo,USA PosterArea 12.00‐13.00 LunchandPosterDiscussion3(Poster246‐331) PosterSession28:Thyroidcancerdiagnosticsclinical3 Chairperson:PhilippeCaron,France PosterSession29:thyroidcancertherapeuticsclinical3 Chairperson:SophieLeboulleux,France PosterSession30:Thyroidcancerpathogenesistranslational/clinical. Chairperson:ClaraAlvarez,Spain PosterSession31:Thyroidhormoneandreproduction/fetal‐maternal unit Chairperson:KrisPoppe,Belgium 20 PosterSession32:Environmentalfactorsanddrugsaffectingthyroid function2 Chairperson:PeterSmyth,Ireland PosterSession33:Hypothyroidismclinical2 Chairperson:SalvatoreBenvenga,Italy PosterSession34:Hyperthyroidismclinical Chairperson:FaustoBogazzi,Italy PosterSession35:Graves’diseaseandorbitopathybasic/translational Chairperson:MilosZarkovic,Serbia PosterSession36:Thyroidglanddevelopment/thyroidhormone synthesis Chairperson:MikaelNilsson,Sweden PosterSession37:Clinicalthyroidology Chairperson:RoussankaKovatcheva,Bulgaria MainAuditorium 13.00‐14.00IBSASymposium 13.00 13.05 13.25 13.30 13.50 13.55 14.00 Controversiesonlevothyroxinetherapy Chairmen:AldoPinchera(Pisa,Italy)andP.ReedLarsen(Boston,USA) Introduction P.ReedLarsen(Boston,USA) Levothyroxinetherapyinnodulargoiter LaszloHegedüs(Odense,Denmark) PaoloVitti(Pisa,Italy) Q&ASession Moderation:P.ReedLarsen(Boston,USA) Replacementtherapyinhypothyroidism BernadetteBiondi(Naples,Italy) P.ReedLarsen(Boston,USA) Q&ASession Moderation:AldoPinchera(Pisa,Italy) Conclusions AldoPinchera EndofSession 14.00‐14.45Meet‐the‐Expert9‐11 MainAuditorium 14.00‐14.45 MTE9:GenomeWideAssociationAnalysisandthyroidfunction,recent outcomesandfuturechallenges RobinPeeters,TheNetherlands 21 FermiHall 14.00‐14.45 MTE10:Stressandthyroidautoimmunity AgathoclesTsatsoulis,Greece PacinottiHall 14.00‐14.45 MTE11:Low‐riskthyroidcarcinoma MariaAlevizaki,Greece MainAuditorium 15.00‐17.00OralSession9:Thyroidnodulesandcancer(OP59‐OP66) Chairpersons:SteenBonnema,Denmark;LauraFugazzola,Italy 15.00‐15.15 OP59 TI‐RADSSCORE:DIAGNOSTICPERFORMANCEWITHANDWITHOUTELASTOGRAPHYPROSPECTIVE STUDYON1305THYROIDNODULES RussG1,2,RouxelA1,2,Bienvenu‐PerrardM1,3,RoyerB1,4,BigorgneC1,LeenhardtL2 1CentredePathologieetd'Imagerie,Paris,France,2HopitalLaPitiéSalpétrière,ServicedeMédecineNucléaire duPrAurengo,Paris,France,3HôpitalCochin,ServicedeMédecineNucléaireduPrRichard,Paris,France, 4HopitalCochin,Serviced'AnatomopathologieduPrVacher‐Lavenu,Paris,France 15.15‐15.30 OP60 INTERSTITIALLASERPHOTOCOAGULATION(ILP)OFBENIGNCYSTICTHYROIDNODULES‐A PROSPECTIVERANDOMIZEDCONTROLLEDTRIAL DøssingH1,BennedbækFN2,HegedüsL3 1OdenseUniversityHospital,Oto‐Rhino‐LaryngologyandNeckSurgery,Odense,Denmark,2HerlevHospital, Endocrinology,Herlev,Denmark,3OdenseUniversityHospital,Endocrinology,Odense,Denmark 15.30‐15.45 OP61 MULTICENTERRANDOMIZEDPROSPECTIVETRIALOFPERCUTANEOUSLASERABLATIONVERSUS FOLLOW‐UPFORTHETREATMENTOFCOLDTHYROIDNODULES‐TWELVE‐MONTHRESULTS RagoT1,PapiniE2,VittiP1,DeFeoP3,GambelungheG3,ValcaviR4,BizzarriG5,PacellaCM6 1UniversityofPisa,EndocrinologyDept,Pisa,Italy,2ReginaApostolorumHospital,EndocrinologyDept,Albano Laziale,Italy,3UniversityofPerugia,DepartmentofInternalMedicineandEndocrineandMetabolicSciences, Perugia,Italy,4ArcispedaleSantaMariaNuova,EndocrineUnit&ThyroidDiseasesCenter,ReggioEmilia,Italy, 5ReginaApostolorumHospital,RadiologyDept,AlbanoLaziale,Italy,6ReginaApostolorumHospital, InterventionalRadiology,AlbanoLaziale,Italy 15.45‐16.00 OP62 ULTRASOUND‐GUIDEDPERCUTANEOUSETHANOLABLATION(UPEA)OFSELECTEDNECKNODAL METASTASES(NNM)INDIFFERENTIATEDTHYROIDCARCINOMA(DTC):A21‐YEAREXPERIENCEIN161 PATIENTS HayI1,LeeR1,Davidge‐PittsC1,GeskeJ1,ReadingC1,CharboneauW1 1MayoClinic,Rochester,UnitedStates 22 16.00‐16.15 OP63 LEPTINANDSERUMTHYROTROPINCONCENTRATIONSINAREPRESENTATIVESAMPLEOFIODINE‐ SUFFICIENT,EUTHYROIDMEDITERRANEANPOPULATIONWITHDIFFERENTBODYMASSINDEX. RELATIONSHIPWITHTHYROIDAUTOIMMUNITYANDSMOKINGHABIT LucasA1,GranadaML2,OlaizolaI1,CastellC3,JulianMT1,PelliteroS1,Puig‐DomingoM1 1GermansTriasiPujol,Hospital,EndocrinologiaiNutrició,Badalona,Spain,2GermansTriasiPujol,Hospital, HormoneLaboratory,Badalona,Spain,3GeneralDirectionofPublicHealth,HealthDepartment,Generalitatof Catalonia,Barcelona,Spain 16.15‐16.30 OP64 STAGEIPAPILLARYTHYROIDCARCINOMASWITHHIGHPERCENTAGEOFBRAFV600EALLELESHAVEA HIGHRISKOFRECURRENCE GuerraA1,FugazzolaL2,RossiS2,CirielloV2,FornoI2,MarottaV3,CirilloM1,DiStasiV1,VolpeA1,MurinoA1,Izzo G1,VitaleM1 1UniversityofSalerno,DepartmentofMedicineandSurgery,Baronissi,Italy,2UniversityofMilan,Milan,Italy, 3UniversityofNaples“FedericoII',Naples,Italy 16.30‐16.45 OP65 QUALITYOFLIFEANDDEPRESSIONINPATIENTSWITHDIFFERENTIATEDTHYROIDCARCINOMA MolinaroE1,LippiC1,PiaggiP2,AgateL1,PassannantiP1,ValeriaB1,BiaginiA1,SantiniF1,VittiP1,PincheraA1, EliseiR1 1DepartmentofEndocrinology,UniversityofPisa,Pisa,Italy,2DepartmentofEnergyandSystemsEngineering, UniversityofPisa,Pisa,Italy 16.45‐17.00 OP66 OBESITYANDOVERWEIGHTAREMAJORRISKFACTORSOFRECURRENCEAFTERTHYROIDECTOMYFOR MACROSCOPICPAPILLARYCANCER TresalletC1,NoulletS1,Godiris‐PetitG1,HoangC2,LeenhardtL3,MenegauxF1 1APHP,UniversitéPierreetMarieCurie,Paris6,EndocrineSurgery,Paris,France,2APHP,UniversitéPierreet MarieCurie,Paris6,PathologyDepartement,Paris,France,3APHP,UniversitéPierreetMarieCurie,Paris6, NuclearMedicine,Paris,France FermiHall 15.00‐17.00 OralSession10:ThyroidBasic1(OP67‐OP74) Chairpersons:UlrichSchweizerGermany;MonicaDentice,Italy 15.00‐15.15 OP67 THETHYROIDHORMONERECEPTOR‐COACTIVATORINTERFACEMEDIATESNEGATIVEFEEDBACK REGULATIONOFTHEHUMANPITUITARYTHYROIDAXIS AgostiniM1,MoranC1,SchoenmakersE1,MitchellC1,GregoryJ2,GurnellM1,ChatterjeeK1 1UniversityofCambridge,InstituteofMetabolicScience,Cambridge,UnitedKingdom,2UniversityHospital Wales,DepartmentofChildHealth,Cardiff,UnitedKingdom 23 15.15‐15.30 OP68 ROLEOFCYSTEINERESIDUESINTHEMCT8THYROIDHORMONETRANSPORTER LimadeSouzaEC1,GroenewegS1,VisserEW1,PeetersRP1,VisserTJ1 1EramusUniversityMedicalCenter,InternalMedicine,Rotterdam,TheNetherlands 15.30‐15.45 OP69 UNCOUPLINGPROTEIN‐3(UCP3)ISINVOLVEDINMETABOLICADAPTATIONINDUCEDBY TRIIODOTHYRONINE. LombardiA1,BusielloRA1,SeneseR2,CioffiF3,GogliaF3 1UniversityofNaples'FedericoII',BiologicalScience,Napoli,Italy,2SecondUnivesityofNaples(SUN),Caserta, Italy,3SannioUniversity,Benevento,Italy 15.45‐16.00 OP70 ABSENCEOFTYPE3DEIODINASELEADSTORESTRICTIVECARDIOMYOPATHYANDAGGRAVATES CARDIACHYPERTROPHYINMICE OlivaresEL1,UetaCB2,OskoueiBN3,PintoJR4,CorreaMM2,SimovicG2,SimonidesWS5,HareJM3,BiancoAC2 1FederalRuralUniversityofRiodeJaneiro,PhysiologicalSciences,Seropedica,Brazil,2UniversityofMiami MillerSchoolofMedicine,DivisionofEndocrinology,DiabetesandMetabolism,Miami,UnitedStates, 3UniversityofMiamiMillerSchoolofMedicine,InterdisciplinaryStemCellInstitute,Miami,UnitedStates, 4UniversityofMiamiMillerSchoolofMedicine,DepartmentofMolecularandCellularPharmacology,Miami, UnitedStates,5UniversityMedicalCenter,InstituteforCardiovascularResearch,Amsterdam,TheNetherlands 16.00‐16.15 OP71 THEINTRACELLULARINACTIVATIONOFTHYROIDHORMONESIGNALINGINMUSCLESTEMCELLSIS REQUIREDFORSUCCESSFULMUSCLEREGENERATION DenticeM1,AmbrosioR1,SibilioA1,LuongoC1,DamianoV1,BonelliC1,DeStefanoA1,FenziG1,LarsenPR2, SalvatoreD1 1UniversityofNaples“FedericoII',DepartmentofMolecularandClinicalEndocrinologyandOncology,Naples, Italy,2BrighamandWomen'sHospitalandHarvardMedicalSchool,ThyroidSection,DivisionofEndocrinology, DiabetesandHypertension,Boston,UnitedStates 16.15‐16.30 OP72 FUNCTIONALANALYSISOFNEWLYDISCOVEREDMUTATIONSINTHESECISELEMENTOFTHETHYROID HORMONEACTIVATINGTYPE2DEIODINASE ZevenbergenC1,VisserWE1,VisserTJ1 1ErasmusMedicalCenter,InternalMedicine,Rotterdam,TheNetherlands 16.30‐16.45 OP73 ALTERNATIVESPLICINGOFTYPE1IODOTHYRONINEDEIODINASEINPITUITARYADENOMAIS REGULATEDBYPROTO‐ONCOGENICSPLICINGFACTORSF2/ASF KedzierskaH1,PoplawskiP1,MaksymowiczM2,GrajkowskaW3,4,MatyjaE3,5,BonickiW5,NaumanP6,Piekielko‐ WitkowskaA1 1TheMedicalCentreofPostgraduateEducation,DepartmentofBiochemistry,Warsaw,Poland,2M.Sklodowska‐ CurieMemorialCancerCentreandInstituteofOncology,DepartmentofPathology,Warsaw,Poland,3M. MossakowskiMedicalResearchCentre,PolishAcademyofSciences,DepartmentofExperimentalandClinical Neuropathology,Warsaw,Poland,4TheChildren'sMemorialHealthInstitute,DepartmentofPathology, 24 Warsaw,Poland,5M.Sklodowska‐CurieMemorialCancerCentreandInstituteofOncology,Departmentof Neurosurgery,Warsaw,Poland,6InstitutofPsychiatryandNeurology,DepartmentofNeurosurgery,Warsaw, Poland 16.45‐17.00 OP74 ACONTRIBUTINGROLEFORHEPATICSIRTUINSINTHEPREVENTIONOFDIET‐INDUCEDADIPOSITYBY 3,5‐DIIODO‐L‐THYRONINE(T2) deLangeP1,SeneseR1,CioffiF2,deMatteisR3,ZielloA1,GogliaF2,LanniA1 1SecondUnivesityofNaples(SUN),Caserta,Italy,2UniversityofSannio,Benevento,Italy,3UniversitàdegliStudi diUrbino'CarloBo',Urbino,Italy MainAuditorium 17.15‐18.45 ETAGeneralAssembly 20.00 GalaDinner 25 WEDNESDAY,12thSeptember MainAuditorium 07.45‐08.45 Shortcall/latebreakingpresentations(15minx4) 08.45‐09.00 CoffeeBreak MainAuditorium 09.00‐11.00OralSession11:ThyroidCancer(OP75‐OP82) Chairpersons:JanSmit,TheNetherlands;FrancescaCarlomagno,Italy 09.00‐09.15 OP75 THEPREVALENCEOFRASMUTATIONSINANITALIANMEDULLARYTHYROIDCANCERSERIESANDA META‐ANALYSISOFPUBLISHEDSTUDIES CiampiR1,MianC2,FugazzolaL3,CosciB1,RomeiC1,BarolloS2,CirelloV3,BotticiV1,MarconciniG1,PelizzoMR4, BorrelloMG5,BasoloF6,UgoliniC6,MaterazziG6,PincheraA1,EliseiR1 1UniversitàdiPisa,DepartmentofEndocrinologyandMetabolism,Pisa,Italy,2UniversitàdiPadova, DepartmentofMedicine‐DIMED,Padova,Italy,3FondazioneIRCCSCa'Granda,EndocrineUnit,Milano,Italy, 4UniversitàdiPadova,DepartmentofSurgical,OncologicalandGastroenterologicalSciences‐DISCOG,Padova, Italy,5FondazioneIRCCSIstitutoNazionaledeiTumori,ExperimentalOncologyDepartment‐U.O.Molecular Mechanisms,Milano,Italy,6UniversitàdiPisa,DepartmentofSurgery,Pisa,Italy 09.15‐09.30 OP76 CLINICOPATHOLOGICCHARACTERISTICSOFPAPILLARYTHYROIDCARCINOMABASEDONAGEGROUPS ParkYS1,JungSP1,LeeJ1,KimJ1,ChoiMY1,LeeSK1,KilWH1,LeeJE1,NamSJ1,ChoeJH1,KimJH1,KimJS1 1SungkyunkwanUniv.,SchoolofMedicine,DepartmentofSurgery,Seoul,Korea,Republicof 09.30‐09.45 OP77 PAPILLARYTHYROIDCANCERGENEPROFILEMODIFICATIONOVERTHELAST15YEARS RomeiC1,FugazzolaL2,PuxedduE3,FrascaF4,ViolaD1,MuzzaM2,MorettiS3,NicolosiML4,GianiC1,CirelloV2, AveniaN5,RossiS6,VittiP1,PincheraA1,EliseiR1 1UniversityofPisa,DepartmentofEndocrinology,Pisa,Italy,2UniversityofMilano,DepartmentofMedical Sciences,Milano,Italy,3UniversityofPerugia,DepartmentofMedicine,Perugia,Italy,4UniversityofCatania, DepartmentofClinicalandMoleculaBiomedicine,Catania,Italy,5UniversityofPerugia,DepartmentofSurgical, RadiologicalandOdontostomatologicSciences,Perugia,Italy,6AOSanPaolo,DepartmentofAnatomic Pathology,Milano,Italy 09.45‐10.00 OP78 THEMAJORIMPORTANCEOFAGEATEXPOSUREANDLATENCYONTHENUMBERANDPROPORTIONOF THYROIDCARCINOMASINBELARUSDUETOCHERNOBYL,A25YEARSTUDY DemidchikY1,WilliamsD2 1BelarussianStateMedicalUniversity,Minsk,Belarus,2CambridgeUniversity,Cambridge,UnitedKingdom 26 10.00‐10.15 OP79 ISTHEGENETICPREDISPOSITIONTOPAPILLARYMICROCANCERTHESAMEASFORCLINICALLY EVIDENTPTC? KalembaM1,Handkiewicz‐JunakD1,KulaD1,Oczko‐WojciechowskaM1,KowalM1,TyszkiewiczT1,Zebracka‐Gala J1,PolańskaJ2,JarzabB1 1MariaSklodowska‐CurieMemorialCancerCenterandInstituteofOncology,Dept.ofNuclearMedicineand EndocrineOncology,Gliwice,Poland,2SilesianUniversityofTechnology,InstituteofAutomaticControl, Gliwice,Poland 10.15‐10.30 OP80 LONGTERMEFFICACYANDTOLERABILITYOFSORAFENIBINDIFFERENTIATEDTHYROIDCARCINOMA: FINALRESULTSOFAPHASEIITRIAL SchneiderT1,AbdulrahmanR1,KapiteijnE1,SmitJW1 1LeidenUniversityMedicalCenter,Leiden,TheNetherlands 10.30‐10.45 OP81 DIAGNOSTICIMPACTOFTHEDETECTIONOFPOINTMUTATIONSANDREARRANGEMENTSIN320 ROUTINEAIRDRIEDFINENEEDLEASPIRATION(FNA)SMEARS EszlingerM1,MuenzS1,FerrazC1,RehfeldC1,KrogdahlA2,JensenE2,BoesenbergE1,HegedusL3,PaschkeR1 1UniversityofLeipzig,DivisionsofEndocrinologyandNephrology,Leipzig,Germany,2OdenseUniversity Hospital,DepartmentofPathology,Odense,Denmark,3OdenseUniversityHospital,Departmentof EndocrinologyandMetabolism,Odense,Denmark 10.45‐11.00 OP82 EXPRESSIONPATTERNSINPAPILLARYTHYROIDCARCINOMASWITHBRAFV600EORRET/PTC SUGGESTSACTIVATIONOFDIFFERENTPATHWAYS BastosAU1,OlerG1,CeruttiJM1 1GeneticBasesofThyroidTumorsLaboratory,UniversidadeFederaldeSãoPaulo,DepartmentofMorphology andGenetics,SãoPaulo,Brazil FermiHall 09.00‐11.00OralSession12:ThyroidBasic2(OP83‐OP90) Chairpersons:LutzSchomburg,Germany;LucaPersani,Italy 09.00‐09.15 OP83 DOSEDEPENDENTEFFECTSOFABLOCKINGTYPEMONOCLONALAUTOANTIBODY(K1‐70)IN HYPERTHYROIDRATS FurmaniakJ1,SandersJ1,YoungS1,KabelisK1,SandersP1,EvansM1,ClarkJ1,WilmotJ1,ReesSmithB1 1FIRSLaboratories,RSRLtd,Cardiff,UnitedKingdom 09.15‐09.30 OP84 MOLECULARSAMPLINGOFTSHRECEPTORALLOSTERICBINDINGPOCKET:SWITCHINGAGONISMTO ANTAGONISMANDREVERSE HoyerI1,HaasA‐K1,FurkertJ1,RutzC1,SchüleinR1,KrauseG1 1Leibniz‐InstitutfürMolekularePharmakologie(FMP),Berlin,Germany 27 09.30‐09.45 OP85 THYROTROPINRECEPTOR(TSHR)ACTIVATIONENHANCESSUBCUTANEOUSADIPOGENESIS, FAVOURINGBROWNADIPOSETISSUE(BAT)FORMATION,AROLEFORHYALURONAN? ZhangL1,Grennan‐JonesF1,DayanCM1,ReesDA1,LudgateM1 1CardiffUniversity,SchoolofMedicine,Cardiff,UnitedKingdom 09.45‐10.00 OP86 EFFECTSOFINVIVO3‐IODOTHYRONAMINEADMINISTRATIONONGENEEXPRESSIONINADIPOSE TISSUE,LIVERANDHEART RighiM1,IofridaC1,MelissariE1,MariottiV1,DiRussoM1,PellegriniS1,ZucchiR1 1UniversitàdiPisa,Pisa,Italy 10.00‐10.15 OP87 METABOLOMEDYNAMICSOFT1AM,ANENDOGENOUSTHYROIDHORMONEDERIVATIVE:EFFECTSON LIPIDMETABOLISM,WEIGHTLOSS,ANDAPPETITEINMICE Assadi‐PorterF1,ReilandH1,ButzD1,TonelliM1,GhelardoniS2,ScanlanT3,ZucchiR2,ChielliniG2 1UWMadison,Biochemistry,Madison,UnitedStates,2UniversityofPisa,Scienzedell'Uomoedell'Ambiente, Pisa,Italy,3OHSUPortland,Oregon,Portland,UnitedStates 10.15‐10.30 OP88 3,5‐DIIODOTHYRONINEADMINISTRATIONIMPROVESCHOLESTEROLMETABOLISMINLDLRECEPTOR KNOCK‐OUTMICE(LDLR‐/‐)BYMODIFYINGHEPATICPROTEOMICPROFILE MorenoM1,SilvestriE1,GlinniD1,GoldbergIJ2,EhrenkranzJ3,ScanlanTS4,GogliaF1 1UniversityofSannio,Benevento,Italy,2ColumbiaU.CollegeofPhysiciansandSurgeons,NewYork,United States,3IntermountainHealthcare,Murray,UnitedStates,4OregonHealthSciencesUniversity,Portland,United States 10.30‐10.45 OP89 THEROLEOFCONSERVEDCHARGEDAMINOACIDSINTRANSMEMBRANEDOMAINSOFTHETHYROID HORMONETRANSPORTERMCT8 GroenewegS1,FriesemaECH1,VisserTJ1 1ErasmusMC,InternalMedicine,Rotterdam,TheNetherlands 10.45‐11.00 OP90 MUTATIONSOFMCT8INPATIENTSWITHALLAN‐HERNDON‐DUDLEYSYNDROMEAFFECTITS CELLULARDISTRIBUTION KersseboomS1,FriesemaECH1,VisserWE1,KlootwijkW1,VisserTJ1 1EramusUniversityMedicalCenter,InternalMedicine,Rotterdam,TheNetherlands 11.00‐11.15 CoffeeBreak FermiHall 11.15‐12.45Symposium7:Theimportanceoftransportanddeiodinationinbrain Chairpersons:JosefKöhrle,Germany;DomenicoSalvatore,Italy 11.15‐11.45 “Secondary”thyroidhormonetransporters 28 UlrichSchweizer,Germany 11.45‐12.15 Theroleofdeiodinasesinthecontrolofbraingeneexpression JuanBernal,Spain 12.15‐12.45 TheT4transporterOatp1c1 HeikeHeuer,Germany MainAuditorium 11.15‐12.45 Symposium8:Thyroidnodules:updateinthemanagement Chairpersons:RalfPaschke,Germany;FurioPacini,Italy 11.15‐11.45 Molecularevaluationofindeterminatenodules:isthereanyaddedvalue? FrédériqueSavagner,France 11.45‐12.15 TSHlevelsandriskofcancer PaoloVitti,Italy 12.15‐12.45 Non‐surgicallocalintervention EnricoPapini,Italy MainAuditorium 12.45‐13.15 YoungInvestigatorAwards,PosterPrizes,JackRobbinsPrizeand ClosingCeremony 29