Presentation
MBA with spinal fracture requiring fixation. Incidental finding for work up.
Patient Data
An enhancing intradural mass within the theca at L3 most likely represents a sheath tumor (schwannoma). Prior anterior wedging of the T12 vertebral body noted with internal fixation at T11 and L1.
Case Discussion
The patient went on to have resection.
Histology
MICROSCOPIC DESCRIPTION: The sections show an encapsulated moderately hypercellular neurilemmoma (Schwannoma) composed both of Antoni A & B type tissues. Moderately well formed Verocay bodies are noted in Antoni A areas and there are numerous small caliber blood vessels with thickened hyalinised walls. No mitotic figures, densely hypercellular areas or areas of necrosis are identified.
FINAL DIAGNOSIS: Spinal schwannoma
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