From the case:
Bilateral pars defect
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Lucency projected across the pars interarticularis on both sides consistent with bilateral pars defect and mild anterolisthesis.
Case Discussion
As described, there is a defect of the pars interarticularis on both sides of the vertebral body resulting in pain. In addition, there is widening of the L4/5 intervertebral disc space and mild anterolisthesis of L4 on L5.
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