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Spondylolysis

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Defnition

Spondylosis is a deect in the parsinterarticularis

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Etiology

atigue racture rom repetitivehyperextension stresses

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Diagnose

• Anamnesis : repetitive hyperextension stress – usually in children and adolescents

 – gymnasts

 –

diving, – wrestling,

 – weight liting, and

 – ootball linemen

• Physical : low bac pain and pain withextension o the lumbar spine

• Additional examination

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Additional examination

• Plain x!ray – lateral

 – obli"ue : scotty dog

• #$!scan

• %one scan

•

single!photon emission computedtomography &SPE#$'

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Plain (!ray

• )ateral

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• *bli"ue

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#$ scan

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+-

 $.!weighted

 $/!weighted

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SPE#$

#oronalSagital

axial

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 %oston *verlap )S* brace

&anti!lordotic brace'

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Direct repair o )3spondylolysis

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#omplication

• Spondylolisthesis : orwardslippage o one vertebra onanother – SpondylolyticSpondylolisthesis. Lateral viewof the lumbar spine demonstratesa bilateral break in the parsinterarticularisor spondylolysis (lucency shownby black arrow)that allows the L5 vertebral body(red arrow) to slip forward on theS1 vertebral body (blue arrow).The forward slippae iscalled spondylolisthesis. Thenormal pars interarticularis isshown by the white arrow. 

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eerence

• )auerman, 4illiam #5, %radley P5 6raw5 $horacic7)umbar spine5 Spine5+iller *rthopaedic eview5 3th Edition5 Elsevier5

• Spondylolysis -maging5http:77emedicine5medscape5com7article78939/5html

• 4einberg , Eric P5 Spondylolysis and Spondylolisthesis5 Available at

http:77www5orthosee5com7articles7spondyl5html• Spondylolysis and Spondylolisthesis o the )umbar Spine5 Available at

http:77www5massgeneral5org7ortho7services7pediatrics7spondylolysis5aspx 

• *steoarthritis: )umbar Spine, Spondylolysis and Spondylolisthesis5

Available athttp:77images5rheumatology5org7viewphoto5php;image-d7#*4?.>.>@!Spondolytic?.>Spondylolisthesis7spondylocorrect5htm 

http://emedicine.medscape.com/article/395916.htmlhttp://www.orthoseek.com/articles/spondyl.htmlhttp://www.massgeneral.org/ortho/services/pediatrics/spondylolysis.aspxhttp://www.massgeneral.org/ortho/services/pediatrics/spondylolysis.aspxhttp://images.rheumatology.org/viewphoto.php?imageId=2862332http://www.learningradiology.com/archives06/COW%20204-Spondolytic%20Spondylolisthesis/spondylocorrect.htmhttp://www.learningradiology.com/archives06/COW%20204-Spondolytic%20Spondylolisthesis/spondylocorrect.htmhttp://www.learningradiology.com/archives06/COW%20204-Spondolytic%20Spondylolisthesis/spondylocorrect.htmhttp://www.learningradiology.com/archives06/COW%20204-Spondolytic%20Spondylolisthesis/spondylocorrect.htmhttp://images.rheumatology.org/viewphoto.php?imageId=2862332http://www.massgeneral.org/ortho/services/pediatrics/spondylolysis.aspxhttp://www.massgeneral.org/ortho/services/pediatrics/spondylolysis.aspxhttp://www.orthoseek.com/articles/spondyl.htmlhttp://www.orthoseek.com/articles/spondyl.htmlhttp://emedicine.medscape.com/article/395916.html

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 $han you