Ulegyria

Case contributed by Dr Huda B. Gharbia

Presentation

Epilepsy

Patient Data

Age: 4 years
Gender: Female
MRI

There is bilateral parieto-occipital cortical thinning and widened paramedian subarachnoid spaces, giving mushroom-shaped gyri. with underlying subcortical hyperintensity on both T2W and FLAIR sequences and shine-through on DWI/ADC, denoting focal gliosis and atrophy.

Also noted is a small posterior cranial fossa cyst posterior to the vermis and continuous with the foramen magnum, which follows CSF on all sequences, without restricted diffusion on DW/ADC, in keeping with an arachnoid cyst.

Case Discussion

Focal shrunken parasagittal gyri, with subcortical white matter gliosis, giving mushroom-like shaped gyri, suggestive of ulegyria.

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Case information

rID: 64840
Published: 11th Dec 2018
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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