Presentation
History of recurrent seizures
Patient Data
Age: 8 years
Gender: Female
From the case:
Band heterotopia
Axial C+ arterial phase
The CT scan shows a thickened cortex more so in frontal region, the gyri are reduced in number.
From the case:
Band heterotopia
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Axial T1
Subsequent MRI showed Subcortical band heterotopia giving rise to a "double cortex" appearance. The overlying cortex shows pachygyria (anterior dominant)
Case Discussion
Band heterotopia is most often found in females, few cases in males have been reported.
Pateints with L1S1 mutations tend to have posterior dominant findings whereas patients with XLIS mutations have frontal dominant agyria/pachygyria.
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