CraniotomyHeadacheSeizuresHeadache DisordersTension-Type HeadacheCluster HeadacheVascular HeadachesSeizures, FebrileMigraine DisordersEpilepsyHeadache Disorders, SecondaryNeurosurgical ProceduresAnticonvulsantsPneumocephalusElectroencephalographyFrontal BoneHematoma, Subdural, AcuteDura MaterEpilepsies, PartialTrephiningBrain NeoplasmsMagnetic Resonance ImagingHematoma, SubduralIntracranial AneurysmTomography, X-Ray ComputedPentylenetetrazoleMeningeal NeoplasmsSupratentorial NeoplasmsHead Injuries, PenetratingArachnoid CystsEpilepsy, GeneralizedDelayed Emergence from AnesthesiaMeningiomaSubdural SpaceFrontal SinusConvulsantsSurgical Fixation DevicesMicrosurgeryEpilepsy, Complex PartialHematoma, Subdural, ChronicEpilepsy, ReflexEpilepsy, Temporal LobeGlasgow Coma ScaleNeurosurgeryHematoma, Epidural, CranialCerebrospinal Fluid RhinorrheaBrain DiseasesBrain AbscessStatus EpilepticusStereotaxic TechniquesFourth VentricleMigraine without AuraTemporal BoneCranial Fossa, AnteriorTreatment OutcomeBrainEpilepsy, AbsenceKindling, NeurologicSubarachnoid HemorrhagePhenytoinCerebral AngiographyPostoperative ComplicationsCerebellar DiseasesBrain InjuriesTrigeminal NerveCerebral VeinsRetrospective StudiesSurgical InstrumentsVentriculostomySpinal PunctureFlurothylHematoceleIntracranial HemorrhagesSkull BaseAneurysm, RupturedSkull FracturesCranial Nerve NeoplasmsConsciousness MonitorsSurgical FlapsSkull Base NeoplasmsMigraine with AuraCraniocerebral TraumaCerebral HemorrhageOrbitDecompression, SurgicalNeurologyConscious SedationCraniopharyngiomaSella TurcicaPilocarpineAnterior Cerebral ArteryCranial SinusesKainic AcidBlood Patch, EpiduralTime FactorsCranial Fossa, MiddleSkullHemangioma, Cavernous, Central Nervous SystemTemporal ArteriesNeuroendoscopy