Malignant meningioma

Case contributed by Dr Ahmed Abd Rabou

Presentation

Headache and firm scalp swelling

Patient Data

Age: 50 years old
Gender: Male
Modality: MRI

Large left frontal extra axial space occupying lesion compressing the underlying brain resulting in subfalcine herniation and extending through the left frontal and parietal bones to the scalp (local invasion). The mass shows intense enhancement after contrast with typical dural tail sign.

Diagnosis: Malignant meningioma with local invasion WHO grade III (Histopathology proved anaplastic type)

Case Discussion

Atypical and malignant meningomas are associated with local invasion and brain edema. Differential consideration include meningeal metastasis, meningosarcoma and skull osteosarcoma.

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Case Information

rID: 25255
Case created: 15th Oct 2013
Last edited: 9th Feb 2017
Inclusion in quiz mode: Included

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