Acoustic schwannoma

Case contributed by Dr Ian Bickle

Presentation

Follow up scan. Known left sided acoustic schwannoma.

Patient Data

Age: 45 years
Gender: Female
MRI

2.1cm heterogeneously enhancing well defined left cerebellopontine angle mass indistinguishable from the vestibulocochlear nerve.  The mass extends into and expands the intracanalicular portion of the internal acoustic meatus.  The morphology of the mass is 'ice-cream cone' like in appearance.

Normal right IAMs.

Case Discussion

The typical radiological appearances of an acoustic (vestibular) schwannoma with an ice-cream cone appearance due to its extension (the cone) into the intracanulicular part of the internal acoustic meatus, with the ice cream scoop on top at the cerebellopontine angle.

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Case information

rID: 61394
Published: 6th Jul 2018
Last edited: 7th Jul 2018
System: Head & Neck
Tag: ripas2
Inclusion in quiz mode: Included

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