ENT Management Surger ery Degeneration of facial nerve more than 90% indicates facial nerve decompression Approach middle fossa cranionectomy Combination of middle fossa and mastoidectomyManagement ◼ Surgery ◼ Degeneration of facial nerve more than 90% indicates facial nerve decompression ◼ Approach: ◼ middle fossa cranionectomy ◼ Combination of middle fossa and mastoidectomy