Subependymal heterotopia

Case contributed by Dr Paresh K Desai

Presentation

Seizures since childhood and mental retardation.

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.

CT

Diffuse subependymal nodular thickening isodense to the grey matter, in keeping with subependymal heterotopia.

MRI

Diffuse subependymal nodular thickening with isointense signal compared to the grey matter, in keeping with subependymal heterotopia.

Case Discussion

30 year old male with seizures since childhood and mental retardation.

CT and MR demonstrate features typical of subependymal heterotopia.

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