Cerebellopontine angle arachnoid cyst

Case contributed by Dr Bahman Rasuli



Patient Data

Age: 10 years
Gender: Female

There is a 16x19 mm well-defined cerebrospinal fluid signal intensity lesion at left cerebellopontine angle compressing the VII and VIII nerves.  The lesion does not show restricted diffusion. 

Case Discussion

Typical features of arachnoid cyst.  The absence of restricted diffusion excludes a epidermoid cyst.

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Case information

rID: 64098
Published: 5th Nov 2018
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included
Institution: Jame Jam Imaging Center

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