Epidermoid cyst (cerebellopontine angle)

Case contributed by A.Prof Frank Gaillard

Presentation

Unknown presentation.

Patient Data

Age: Adult
MRI

MRI Brain

Left cerebellopontine angle mass, extending into midline and completely encasing basilar artery. It is hyperintense on T2 weighted image and hypointense on T1 WI. The mass shows restricted diffusion.

Case Discussion

Selected images from an MRI demonstrating both typical appearances and location of an epidermoid cyst.

Note the complete encasement of the basilar artery, best seen on the T2 weighted image. 

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Case information

rID: 4366
Case created: 14th Aug 2008
Last edited: 11th Sep 2017
Inclusion in quiz mode: Included

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