恒牙期骨性安氏ⅲ类错（牙合）上气道x线头影测量分析

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1、万方数据恒牙期骨性安氏IⅡ类错牙合上气道X线头影测量研究广西医科大学2012级硕士学位论文ACEPHALoMETRICSTUDYoFUPPERAIRⅥ，AYINPERMANENTDENTITIoNINSK卫LETALCLASSIⅡMAI。oCCLUSIoNABSTRACTObjective：①ToinvestigateupperairwayformanditspotentialassociationwithCraniomaxillofacialinpermanentdentitioninskeletalclass

2、IIImalocclusion．②Tostudyage．relatedandsex．relatedeffectonupperairwayinpermanentdentitioninskeletalclassIIIsubjectsMethods：80patientsamong12-18yearsoldofskeletalclassIIImalocclusionwereincluded．80patientsamong12-18yearsoldofskeletalclassImalocclusionwereselect

3、edasthecontrolgroup．LateralcephalometricradiographsbeforetreatmentofbothgroupswereusedtomeasuretheCraniomaxillofacialandupperairwayvalues．ThedatawereanalyzedusingIndependentsamplet-testandPearsoncorrelationanalysis．Independentsamplet-testwasassessedtocomparev

4、ariancebetweeneachgroupaccordingtoageandgenderdifference．Results：1．ComparedwiththeclassImalocclusionadolescents，ClassIIImalocclusionadolescents’nasopharyngealairwayswerenarrowerbuthypopharynxandlaryngopharynxwerelarger(P

5、d．2．UPW-PNSarepositivelycorrelatedwithSNAangleandPtm-Alength3万方数据恒牙期骨性安氏ⅡI类错牙合上气道x线头影测量研究广西医科大学2012级硕士学位论文(尸<0．05)：palatopharyngealairwaysarepositivelycorrelatedwithSNAangle、Ptm—Alength、SNBangleandGo-Gnlength(P<0．05)．LaryngopharynxarepositivelycorrelatedwithS

6、NBangle、Go‘Gnlength(尸<0．05)．3．FemalehavelargerSPP-SPPWandTB—TPPWthanmalein1l-15yearsold(P

7、rrelatedwithage(P<0．05)．SagittalupperairwayvaluesinfemalewithClassIIImalocclusionshowednonsignificantcorrelationwithage(P>0．05)．Conclusion：ComparedwiththeclassImalocclusionadolescents，ClassIIImalocclusionpatient’Snasopharyngealairwayswerenarrowerbuthypopharyn

8、xandlaryngopharynxwerelarger．Femalehavelargerhypopharynxandpalatopharynxthanmalein1l一15yearsold．Malehavelargerhypopharynxandlaryngopharynxthanfemalein15—18yearsold．PNS-R，UMPW，hypopharynxa