Pathology Central Nervous System 96c9e973 Most common CNS tumor associated with NF-1 is? A Optic nerve glioma B Meningioma C Medulloblastoma D Ependymoma High-Yield Explanation Ans. is 'a' i.e., Optic nerve glioma * Optic nerve glioma is one of the diagnostic sign of NF-1.