CraniotomyNeurosurgical ProceduresPneumocephalusFrontal BoneHematoma, Subdural, AcuteTrephiningHead Injuries, PenetratingBrain NeoplasmsDelayed Emergence from AnesthesiaHematoma, SubduralIntracranial AneurysmDura MaterMeningeal NeoplasmsSurgical Fixation DevicesSupratentorial NeoplasmsFrontal SinusMeningiomaArachnoid CystsMicrosurgerySubdural SpaceTomography, X-Ray ComputedGlasgow Coma ScaleHematoma, Epidural, CranialHematoma, Subdural, ChronicCerebrospinal Fluid RhinorrheaTemporal BoneCranial Fossa, AnteriorFourth VentricleStereotaxic TechniquesBrain AbscessMagnetic Resonance ImagingSurgical InstrumentsNeurosurgeryHematocelePostoperative ComplicationsCerebellar DiseasesVentriculostomySurgical FlapsSkull BaseConsciousness MonitorsBrain InjuriesCranial Nerve NeoplasmsSkull FracturesCerebral AngiographySubarachnoid HemorrhageAneurysm, RupturedSkull Base NeoplasmsConscious SedationCerebral VeinsIntracranial HemorrhagesDecompression, SurgicalCraniopharyngiomaBrain DiseasesAnterior Cerebral ArteryOrbitSkullCranial Fossa, MiddleNeuroendoscopyIntracranial Hemorrhage, HypertensiveMonitoring, Intraoperative