Case contributed by Dr Heba Mohamed


Low back pain

Patient Data

Age: 50 years
Gender: Female

Fractured L5 right pars spondylolysis. No L5 vertebral slippage.

No vertebral displacement.

Bilateral L3-4 and left L4/5 facet joint vacuum sign.

Mild L4 degenerative spondylolithesis.


Annotated image

Fractured L5 right pars spondylolysis.

Case Discussion

Fractured right L5 pars interarticularis spondylolysis, with no vertebral displacement.

L3-4 and L4-5 facet joint vacuum sign intervertebral disc vacuum phenomena.

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Case information

rID: 48387
Published: 4th Oct 2016
Last edited: 20th Apr 2017
System: Spine
Inclusion in quiz mode: Included

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