Double cortical band grey matter heterotopia

Case contributed by Dr Mohamed Mansour

Presentation

Seizures.

Patient Data

Age: 8
Gender: Female

Bilateral symmetrical subcortical bands of abnormally developed grey matter are seen replacing the white matter of both cerebral hemispheres, parallel to the cerebral cortex giving characteristic double cortex sign.

Case Discussion

The described MR findings are impressive of double cortical band grey matter heterotopia.

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