Epidermoid cyst (cerebellopontine angle)

Case contributed by A.Prof Frank Gaillard

Presentation

Right sided face dysethesia.

Patient Data

Age: 40
Gender: Female

Heterogeneous signal in the right cerebellopontine angle is demonstrated, which is high on T2, incompletely attenuates on FLAIR and of low T1 signal with no enhancement. It causes moderate local mass effect. There is high DWI signal and intermediate ADC values. 

Case Discussion

Typical appearances of an epidermoid cyst

The patient went on to have a craniotomy which confirmed the diagnosis histologically. 

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Case information

rID: 33762
Published: 28th May 2015
Last edited: 16th Jul 2018
Inclusion in quiz mode: Included

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