Arachnoid cyst

Case contributed by Dr Mostafa El-Feky

Presentation

Headache.

Patient Data

Age: 20 years
Gender: Female
MRI

Bilateral extra-axial middle cranial fossa cysts, larger at the right side, extending to the Sylvian fissure on the right side. They follow CSF in all MRI sequences with free diffusion.

Case Discussion

Typical features of bilateral middle cranial fossa arachnoid cysts.

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Case information

rID: 42196
Published: 15th Jan 2016
Last edited: 22nd Mar 2019
Inclusion in quiz mode: Included

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