Spinal ependymoma

Case contributed by Ammar Haouimi
Diagnosis probable

Presentation

Low back pain radiating to the right lower limb.

Patient Data

Age: 55 years
Gender: Female
mri

The MRI sequences demonstrate a small well-defined intradural extramedullary lesion (measuring 10 x 7 x 5 mm) at the level of the L2 vertebral body. It displays an iso-to slight high signal to the spinal cord on T1 and T2 with moderate homogeneous enhancement on postcontrast sequences.

Right subarticular disc herniation compressing the adjacent S1 nerve root.

Annotated image

Annotated images: the yellow arrow indicates the intradural extramedullary lesion.

Case Discussion

Small well-circumscribed intradural extramedullary lesion, probably an ependymoma (incidental finding) in a patient with disc herniation.

For differential diagnosis: please refer to the article: Intradural extramedullary spinal tumors

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