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Long-term follow-up of a multiloculated arachnoid cyst of the middle cranial fossa.

Ear, Nose and Throat Journal

| June 01, 2007 | Cohen, Marc A.; Cohen, Noam A.; Moonis, Gul; Kennedy, David W. | COPYRIGHT 2007 Vendome Group LLC. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan.  All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)Copyright

Abstract

Arachnoid cysts are benign intracranial lesions that are typically diagnosed incidentally. We describe the case of a 56-year-old man who presented with a multiloculated arachnoid cyst of the middle cranial fossa that extended into the sphenoid sinus. The lesion was identified on computed tomography of the head, which had been obtained for an unrelated investigation. However, establishing a definitive diagnosis proved to be difficult. Because the cyst had caused extensive skull base erosion, the patient was managed conservatively with close observation. We report the radiographic progression of this lesion during more than a decade of follow-up, and we ...

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