Epidermoid cyst - cerebellopontine angle

Case contributed by A.Prof Frank Gaillard

Presentation

Right sided face dysethesia.

Patient Data

Age: 40
Gender: Female
Modality: MRI

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
Case created: 23rd Jan 2015
Last edited: 9th Mar 2016
Inclusion in quiz mode: Included

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