Regional homogeneity on resting state fMRI in patients with tinnitus

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摘要 Objective:TostudycentralfunctionalnetworkconnectionsandtheiralterationsintinnituspatientsusingfMRI.Methods:Regionalhomogeneity(ReHo)valuesonfMRIwereobtainedfrom18tinnituspatientsand20ageandgender-matchedcontrolsubjects.ReHovalueswerecomparedbetweentinnituspatientsandcontrolsubjectstoevaluatefunctionalnetworkconnectiondifferences.Results:TinnituspatientsshowedincreasedReHovaluesingyrusfrontalisinferioranddecreasedReHovaluesintheanteriorlobeofcerebellumincomparisonwiththecontrols.Analysisoffunctionalnetworkconnectionfromthegyrusfrontalisinteriorshowsstrongerconnectionstothemiddlebrain(FWE,P<0.001)andrightventralstriatum(FEW,P<0.05,smallvolumecorrection).Conclusions:ThefMRIresultsindicatethatbothauditoryandnon-auditorycentersplayimportantrolesintinnitus.Functionalconnectionsamongtheauditorycortex,thalamus,medialtemporalgyrus,parahippocampalgyrusandinsulamaybeanunderlyingcauseforthedevelopmentoftinnitus.
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出版日期 2014年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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