Arachnoid cyst of the middle cranial fossa

Case contributed by Dr Bruno Di Muzio


Incidental finding on imaging.

Patient Data

Age: 84
Gender: Female

CT Brain

CT demonstrating a region of CSF intensity which expands the right middle cranial fossa and displaces the temporal lobe posteriorly.

Case Discussion

Arachnoid cysts are relatively common benign lesions occurring in association with the central nervous system, both within the intracranial compartment (most common) as well as within the spinal canal. They are usually located within the subarachnoid space and contain CSF. 

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Case information

rID: 31399
Published: 7th Oct 2014
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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