Superior cerebellar arachnoid cyst

Case contributed by Dr Chris O'Donnell

Presentation

Incidental finding on CT for trauma

Patient Data

Age: 55
Gender: Male
Modality: CT

Typical CSF density mass in the superior cerebellar cistern compressing the cerebellar vermis but not the quadrigeminal plate so not in that cistern.  No compression to the aqueduct of Sylvius.

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Case Information

rID: 20936
Case created: 22nd Dec 2012
Last edited: 16th Nov 2015
Inclusion in quiz mode: Included

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