Arachnoid cysts causing proptosis

Case contributed by A.Prof Frank Gaillard

Presentation

Proptosis

Large middle cranial fossa arachnoid cyst expanding the bone and deforming the posterolateral wall of the orbit resulting in proptosis.The arachnoid cyst extends inferiorly into the pterygoid process (open arrow)

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Case information

rID: 4582
Published: 18th Sep 2008
Last edited: 16th Jul 2018
Inclusion in quiz mode: Included

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