CraniotomyHeadacheHeadache DisordersTension-Type HeadacheCluster HeadacheVascular HeadachesMigraine DisordersSciatic NerveHeadache Disorders, SecondaryNeurosurgical ProceduresPeripheral NervesPneumocephalusOptic NerveNerve FibersFrontal BoneHematoma, Subdural, AcuteTrigeminal NerveDura MaterNerve RegenerationTrephiningNerve BlockHematoma, SubduralIntracranial AneurysmBrain NeoplasmsMeningeal NeoplasmsNerve EndingsHead Injuries, PenetratingSural NerveMedian NerveTomography, X-Ray ComputedFacial NerveNerve CrushArachnoid CystsMeningiomaPeripheral Nerve InjuriesDelayed Emergence from AnesthesiaCranial Nerve NeoplasmsSpinal NervesTibial NerveMagnetic Resonance ImagingFrontal SinusUlnar NerveSurgical Fixation DevicesSupratentorial NeoplasmsMicrosurgeryHematoma, Subdural, ChronicSubdural SpaceFemoral NerveHematoma, Epidural, CranialCerebrospinal Fluid RhinorrheaGlasgow Coma ScaleTemporal BoneFourth VentricleNeurosurgeryMigraine without AuraNerve Growth FactorBrain AbscessCranial Fossa, AnteriorNerve Growth FactorsCranial NervesStereotaxic TechniquesPhrenic NerveSubarachnoid HemorrhageCerebellar DiseasesPostoperative ComplicationsRadial NerveCerebral AngiographySurgical InstrumentsSpinal Nerve RootsOphthalmic NerveNerve Compression SyndromesVentriculostomyCerebral VeinsHematoceleSkull BaseTreatment OutcomeOrbitBrain InjuriesAneurysm, RupturedNerve TissueSkull Base NeoplasmsDecompression, SurgicalSurgical FlapsMandibular NerveBrain DiseasesIntracranial HemorrhagesSkull FracturesNeurilemmomaSpinal PunctureConsciousness MonitorsCraniopharyngiomaSella TurcicaCranial Fossa, MiddleAnterior Cerebral ArteryCochlear NerveRetrospective StudiesMigraine with AuraSplanchnic NervesGlossopharyngeal NerveCranial Sinuses