面神经管的三维重建观测与临床意义

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1、万方数据靳乡医学院硕士学位论文置，为面神经病变减压手术等提供了定位面神经管的方法。关键词：面神经管：cT；三维重建；临床意义3万方数据新乡医学院硕士学位论文Three．dimensionalreconstrucfionobservationsandclinicalapplicationofthefacialnervecanalBackgroundAbstractFacialnervewasoneofthemostpronetocranialnervepalsy,mostfacialnerveparalysiscausedparalysiswerelocatedwithinthetempor

2、albone，andfacialnervecanalstructurewerecloselyrelated．Resultinchangesoffacialnervecanalbonelesions诵tlltrauma，congenitalmalformation，cholesteatomaandtumorinvolvingthefacialnervecanal，imagingdatawasaccurateandobjectivediagnosisbasis．Three-dimensionalreconstructionofspiralCThaspowerfulfunctions，sucha

3、smulti-planarreconstruction(MPR)andcurve-planarreformation(CPR)，especiallyofspiralCTinbonestructureofgooddisplayability,makefacialnervecanalstructureclear,cancompletedisplayofCTimage．objectiveUsingthemulti-planarreconstruction(MAR)andcurve-planarreformation(CPR)ofspiralCTpostprocessingimagestechno

4、logy,theobservationoffacialnervecanalandfacialnervelabyrinthinesegment，anteriorknee，horizontalsegment，posteriorkneeandverticalsegmentontheposition，shape，sizeline,angle，andthediameterofthefacialnervecanalofgeniculatefossaandthedistanceoftheverticalsegmentoffacialnervecanaltothesurroundingstructures

5、，toprovidethemorphologicalbasisforclinicaldiagnosisoffacialnervecanaldisease．Materialsandmethods’ThecollectionofImageduring2013Januaryto2014December,theadultexaminationwereperformedwithtemporalbonewithmulti-sliceCTscanningimagesof200CaSes，rioear,temporalbone，skullbasedeformityandbyclinicalexaminat

6、ionshowednofacialnerveparalysis，including100casesofmale，100casesoffemale，21-60yearsold．Byimagingexaminationandprovedbysurgerywerediagnosedwithfracturesofthefacialnervecanal，cholesteatomaofmiddleearandfacialnerveneuromaimagedataofthe20casesrespectively,23—57yearsold．Willbetochecktheoriginalimagedat

7、ainputCT3D—reconstructionworkstation，usingADW4．2reconstruction4万方数据新乡医学院硕士学位论文softwareofmulti-planarreconstruction(MPR)andcurve-planarreformation(CPR)technologyrespectively,alongthefacialnbervecanalforimagepost-p