Arachnoid cyst

Case contributed by Dr Mostafa Mahmoud El Feky

Patient Data

Age: 20
Gender: Female
MRI

Bilateral extra-axial middle cranial fossa cysts, larger at the right side, extending to the sylvian fissue on the right side.

They follow CSF in all MRI sequences with free diffusion.

Case Discussion

Typical features of bilateral middle cranial fossa arachinoid cysts.

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Case information

rID: 42196
Case created: 10th Jan 2016
Last edited: 26th Sep 2017
Inclusion in quiz mode: Included

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