title: Intra-operative monitoring is not essential.
authors.affiliation: Department of Neurosurgery, Mount Sinai School of Medicine, New York, New York, USA.
authors.forename: L I
authors.initials: LI
authors.lastname: Malis
mesh_terms: D001932:Brain Neoplasms / Q000503:physiopathology / Q000601:surgery*; D004806:Ependymoma / Q000503:physiopathology / Q000601:surgery*; D005074:Evoked Potentials, Visual; D006801:Humans; D016343:Monitoring, Intraoperative; D009463:Neuroma / Q000503:physiopathology / Q000601:surgery*