Pars interarticularis defects - multilevel
Presentation
Low back pain.
Patient Data
Age: 20 years
Gender: Male
From the case:
Pars interarticularis defects - multilevel
CT
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Axial bone window
Bilateral pars interarticularis defects at L3 and L5. No listhesis at L3/4. Minimal anterolisthesis at L5/S1.
Case Discussion
The most common level of a pars interarticularis defect is L5, followed by L4. Multilevel pars interarticularis defects are infrequent.
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