简介：Thewaltzingguineapigmaybeagoodmodeltoinvestigateifgeneticfactorcanchangethesensitivityinnoise-inducedhearingloss.Atotalof34waltzigguineapigswerestudiedandwefoundthatthereisnoanysignificantincreasedsensitivitytonoisetraumaiftheage-inducedhearinglosswasconsideredinwaltz-ingguineapig.

简介：Objective:Toinvestigatesurgicalindications,operativetechniques,complicationsandauditoryandspeechrehabilitationforcochlearimplant(CI)inchildrenwithotitismediawitheffusion(OME).Materia!andmethods:Thisisaretrospectivereviewofrecordsof24childrenwithbilateralprofoundsensorineuralhearinglossandOMEwhowereimplantedduringJanuary2011toNovember2014intheDepartmentofOtorhinolaryngologyandHeadandNeckSurgeryatthePLAHospital,usingone-stageimplantationviathefacialrecessapproachandroundwindowinsertion.Theincuswasremovedin8casesduringtheimplantationprocedure.Localinfiltrationofdexamethasoneandadrenalineinthemiddleearwasalsoperformed.Postoperativecomplicationswereexamined.PreoperativeandpostoperativequestionnairesincludingCategoriesofAuditoryPerformance(CAP).SpeechIntelligibilityRating(SIR),andtheMeaningfulAuditoryIntegrationScale(MAIS)werecollected.Results:Allelectrodeswereimplantedsuccessfullywithoutanyimmediateordelayedcomplications.Inllammatorychangesofmiddleearmucosawitheffusionwerenotedinallimplantedears.Thescoresofpost-implantCAPandSIRincreasedsignilicantlyinall24cases(t=-25.95and-14.09.respectivelyforCAPandSIR.p<0.05).Conclusions:One-stageCIviathefacialrecessapproachwithroundwindowinsertionissafeandeffectiveincochlearimplantcandidateswithOME,asseeninthe24childreninourstudywhoachievedimprovedauditoryperformanceandspeechintelligibilityafterCI.

简介：

简介：Background:Currently,thereisasignificantlackofdataconcerninglong-termoutcomesfollowingpaediatriccochlearimplantationintermsofqualityoflife.Thereisaneedforalong-term,prospectivestudyinthisregard.Thisstudyaimsathighlightingthepreliminaryresults,oneyearpostsurgeryofafiveyearprospectivestudy.Methods:TheCochlearTMPaediatricImplantedRecipientObservationalStudy（P-IROS）isaprospective,patientoutcomesregistryforroutinelyimplantedchildren.Thestudycollectsdatausingquestionnairespost-surgeryandatregularintervalsuptofiveyears.Results:AtourCentre,159cochlearimplantsurgeryprocedureswerecarriedoutbetweenJanuary2014andDecember2014.CategoryofAuditoryPerformanceIIscoreincreasedfrom‘0’to‘3’atsixmonthsandto‘5’at12monthsforchildrenaged0—3years,althoughthiswasnotstatisticallysignificant.However,thesametrendwasstatisticallysignificantfortheage3—6yearandage6—10yearbrackets.Thequalityoflifeofthechildimprovedsignificantly.Analysisofcommunicationmoderevealedastatisticallysignificantoverallshifttotheauditory-oralmodefromtotalcommunication.Conclusion:Cochlearimplantationisalife-changingintervention.Theevidenceinsupportofwhatitcanachievesafelyisclear.However,thecostsassociatedwithitraisethequestionifitwillremainaneffectiveoptionforlifeinallchildren.TheCochlearP-IROSisanattempttoanswerthesameoverafiveyearperiod.OurstudyinNewDelhi,sofarconcludesthatcochlearimplantationinapopulationwithlimitedaccesstofundsisveryeffective,oneyearaftersurgery.