The patient went on to have a laminectomy and excision of the mass. 

Histology

MICROSCOPIC DESCRIPTION:    The sections show a moderately cellular meningioma with adjacent fibrous tissue and nerve bundles.  The tumour comprises whorls. The  tumour cells have ovoid nuclei but with no nuclear pleomorphism.   Mitoses are inconspicuous.  There is no necrosis. Occasional tumour  nests are seen within nerve fibres. There is no malignant change.   

FINAL DIAGNOSIS:  Meningioma (WHO I) 

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