Middle fossa arachnoid cyst eroding into the middle ear: case report.

Haworth, C S; Pobereskin, L H · Neurosurgery · 1990

case_report · Level V

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Abstract

We describe an unusual presentation of a large middle fossa cyst which eroded through the anterior petrous ridge into the middle ear. The significance of this and considerations related to its treatment are discussed.

Medical subject headings