Tests, Treatments & Procedures Home / Centers Programs / Department of ENT and Skull Base Surgery / Tests, Treatments & Procedures Also in the section... What We Treat Show submenu Acoustic Neuroma Cerebrospinal Fluid (CSF) Leak Cholesteatoma Meningioma Otosclerosis Perforated Eardrum Sudden Hearing Loss Vertigo and Dizziness Tests, Treatments & Procedures Show submenu Cochlear Implant Gamma Knife Radiosurgery Radiosurgery Skull Base Surgery Specialists Resources The Barrow Difference Cochlear Implant Gamma Knife Radiosurgery Radiosurgery Skull Base Surgery