Intraosseous meningioma

Case contributed by Dr Ahmed Abd Rabou

Presentation

Diplopia and headache slowly progressed over 2 months duration

Patient Data

Age: 45 years
Gender: Female
Modality: CT

Focal osseous expansion, remodelling and hyperostosis of the left sphenoid wings with associated mild proptosis of the left eye. No sizable soft tissue component. No evidence of intracranial extension or soft tissue mass.

Case Discussion

Extradural meningioma originates from meningiocytes that entrapped within a suture or fracture line. it may be purely calvarial or shows extracalvarial extension. Differential diagnosis include osseous metastatic deposits, osteosarcoma, giant cell tumor, haemangioma and epidermoid cyst.

This patient went on to surgery (wide local resection) and histology confirmed the diagnosis of meningioma. 

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Case Information

rID: 28530
Case created: 28th Mar 2014
Last edited: 22nd Feb 2016
Inclusion in quiz mode: Included

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