Acoustic neuroma is a benign tumor, which means it isn’t cancerous. It begins in the Schwann cells of the vestibular nerve, which is associated with balance. It generally affects hearing and balance.

Although acoustic neuromas are benign, these tumors can be dangerous if they grow large and press against the brainstem or brain.

We recently spoke with Paul W. Gidley, M.D., to learn more about acoustic neuroma symptoms, diagnosis...