Middle cerebral artery aneurysm

Case contributed by Mohamed Hossam Shebl
Diagnosis almost certain

Presentation

Patient presented with headache.

Patient Data

Age: 30 years
Gender: Male

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

Large hyperdense rounded lesion in the left frontal region. Lack of surrounding edema or mass effect suggests this is extra-axial.

T1 hyperintensity correlates with blood products within this massive MCA aneurysm.

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