Lumbar disc protrusion

Case contributed by Mostafa El-Feky


Low back pain and right sciatica

Patient Data

Age: 30 years
Gender: Female

Lumbosacral spine


Sacralized L5 vertebra.

L4/5 degenerative disc changes seen as decreased hydration signal. It shows right paracentral disc protrusion with subligamentous extension. It is indenting the right ventral aspect of thecal sac and encroaching upon the corresponding neural recess and exit foramen, compressing the traversing L5 nerve root (best appreciated on sagittal T2 thin cuts).

Case Discussion

This case demonstrates focal degenerative disc changes with a disc herniation compressing the traversing nerve root at the corresponding neural recess. A disc protrusion is a type of disc herniation characterized by protrusion of disc content over a segment less than 25% of the disc circumference.

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