医学影像诊断学骨骼肌肉系统疾比较影像图谱-PPT课件.ppt

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1、第一节　骨与关节创伤一，骨折（一）骨折总论1图1　骨痂形成示意图2图2　骨折类型示意图3图3　骨折移位示意图4图4　骨骺损伤的Salte-Harris分型5图5A肱骨外科颈骨折肱骨上段见骨折线，肱骨头下倾，远端向上移，外侧见碎骨片X线诊断：肱骨外外科颈骨折，内收型6图6A1肱骨髁上骨折Alargeelboweffusionisidentifiedbyanteriorandposteriorfatpadelevation(arrows).Thisiscausedbyasupracondylarfracture,withmilddorsaldisplacement

2、ofthedistalfragment.Unlikethiscase,thefracturelineisfrequentlyinvisibleoninitialradiographs.7图6A2桡骨头骨折Anteriorandposteriorfatpadelevation(arrows)signifieseffusionoftheellowjoint.Thefractureoftheradialheadisonlyidentifiedbyaminimal“step-off”ofthevolarcortex.8图7A1　Colles’fractureX线表现桡

3、骨远端见骨折线，骨折远端向外后方移位。桡骨下关节面倾斜，尺骨向上移，尺骨茎突见小骨片；X线诊断桡骨远端伸直型骨折(Colles骨折)9图7A2　Colles’fractureLateralradiographdemonstratesafractureofthedistalradiuswithdorsalangulationanddisplacementofthedistalfracturefragment.10图8A蒙泰贾骨折(Monteggiafracture)Monteggiafracture-dislocationLateralradiographoft

4、heforearmdemonstratesfractureoftheulnarshaftwithanteriordislocationoftheradius.11图9A加莱阿齐骨折（Galeazzi’sfracture)Galeazzi’sfracture-dislocationAPradiographoftheforearmdemonstratesafractureoftheradialshaftanddislocationoftheinferiorradioulnarjoint.12图10A1指掌骨骨折boxer’sfractureAP(a)andobli

5、que(b)radiographsofthehanddemonstrateafracturethroughthefifthmetacarpalshaftwithvolarandradialangulationofthedistalfracturefragment.13图10A2指掌骨骨折boxer’sfractureAP(a)andoblique(b)radiographsofthehanddemonstrateafracturethroughthefifthmetacarpalshaftwithvolarandradialangulationofthedis

6、talfracturefragment.14图11A1　股骨颈骨折a.APradiographofthehipdemonstratesafracturethroughthefemoralneck.15图11A2　股骨颈骨折b.APradiographafterfixationofthefemoralneckfracturewiththreecannulatedscrews.16图12A胫骨粉碎性骨折Comminutedfractureofthemidtibiawithmedialdisplacementandmedialangulationofthedista

7、lfragment.17图13A跟骨骨折Avulsion（粉碎性）fracture.Lateralradiographdemonstratesanavulsionfractureofthecalcaneus（跟骨）bytheAchillestendon(跟腱）.18图14A距骨骨折合并脱位Fracturedislocationofthetalus(距骨).Thereisacomminutedfractureofthewaistofthetaluswithposteriordislocationandrotationoftheproximalfragment.1

8、9图15A脊柱压缩骨折Compress