Managing menacing meningioma.

The role of irradiation therapy in the management of meningiomas involving the anterior visual system is under active clinical investigation. This report documents the value of radiotherapy in a patient with a histologically verified psammomatous tuberculum sellar meningioma and presents a 15-year postsurgical follow-up. The patient experienced a return of vision from 11/200 to 20/60 in his only seeing eye following 5,000 rads to the intracanicular and intracranial portions of right optic nerve. He is able to practice his profession 3 years following irradiation therapy. The classification of optic nerve involvement by meningioma is discussed.