《牙科放射线学》ppt课件

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1、牙科放射線學(2)陳玉昆教授:高雄醫學大學口腔病理科07-3121101~2755yukkwa@kmu.edu.twTemporomandibularJointRadiography顳顎關節放射線攝影術NormalanatomyofTMJInvestigationsavailableforTMJPathologicalconditionsthatcanaffectTMJ學習目標1.EricWhaites:Essentialsofdentalradiography&radiology3rdedition,Chapter29,p.371-

2、3882.EricWhaites:Essentialsofdentalradiography&radiology1stedition,Chapter28,p.297-323.References3.Rosenbergetal,AustDentJ1999;44:1064.KaohsiungMedicalUniversity,OralPathologyDepartmentNormalanatomyofTMJInvestigationsavailableforTMJPathologicalconditionsthatcanaffectTMJS

3、ubtopicsCondyleheadDisc/meniscusGlenoidfossaLateralpterygoidattachmentUpperjointspaceLowerjointspaceExt.auditorymeatusRef.1BasicscomponentsoftheTMJ:Mandibularcomponent:condylehead(Hardtissue)Disc(Softtissue)Temporalcomponent:glenoidfossa&articulareminence(Hardtissue)Caps

4、ulesurroundthejoint(Softtissue)NormalAnatomyLateralAnteriorBaseNormalanatomy-DryskullRef.1RotatoryandtranslatorymovementsofcondyleduringnormalmouthopeningRestpositionMouthclosedPrimaryrotationMouthopenedTranslationMouthopenedinitiallyMouthopenedwidelySecondaryrotationRef

5、.1InvestigationsavailableforTMJ(1)TheclinicalindicationsHoweachinvestigationisperformed:howthepatientispositionedinrelationtothefilmandX-raytubehead,andwhetherthepatient’smouthneedstobeopenedorclosedInvestigationsavailableforTMJ(2)WhatinformationfromeachinvestigationThel

6、imitationsandshortcomingsofeachinvestigationConventionalradiographicprojectionsOthertechniquesandinvestigationsInvestigationsTranscranialTranspharyngealPanoramicReverseTown’sTransorbitalTomography,linearSummaryofdifferentpartsofTMJshownbytheconventionalprojectionsRef.1Tr

7、anscranialLateralaspectof:GlenoidfossaArticulareminenceJointspaceCondylarheadTranspharyngealLateralviewof:Condylarhead&neckArticulareminenceDentalpanoramicLateralviewoftomographbothcondylarheadsReverseTowne’sPosteriorviewof:bothcondylarhead&necksTransorbitalAnteriorvi

8、ewof:Condylarhead&neckArticulareminenceTomographyAllaspectsof:GlenoidfossaArticulareminenceJointspa