Presentation
Recent L5/S1 hemilaminectomy and discectomy with persistent left S1 nerve root symptoms.
Patient Data
Age: 35 years
Gender: Female
From the case:
Postoperative scar around L4 nerve root
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Pre and post-contrast MRI demonstrates the left L4 nerve root to be surrounded by enhancing scar tissue.
Case Discussion
In patients with recurrent or residual sciatica after surgery for lumbar disk herniation, nerve root changes, especially root enhancement, on contrast-enhanced MR imaging six months postoperatively, showed the best association with clinical symptoms.