CraniotomyNeurosurgical ProceduresPneumocephalusFrontal BoneHematoma, Subdural, AcuteTrephiningHead Injuries, PenetratingBrain NeoplasmsHematoma, SubduralDelayed Emergence from AnesthesiaIntracranial AneurysmDura MaterMeningeal NeoplasmsSurgical Fixation DevicesSupratentorial NeoplasmsFrontal SinusMeningiomaArachnoid CystsTomography, X-Ray ComputedMicrosurgerySubdural SpaceGlasgow Coma ScaleHematoma, Epidural, CranialMagnetic Resonance ImagingHematoma, Subdural, ChronicCerebrospinal Fluid RhinorrheaTemporal BoneCranial Fossa, AnteriorFourth VentricleStereotaxic TechniquesPostoperative ComplicationsBrain AbscessNeurosurgeryHematoceleSurgical InstrumentsCerebellar DiseasesTreatment OutcomeVentriculostomySurgical FlapsBrain InjuriesCranial Nerve NeoplasmsSkull BaseCerebral AngiographyConsciousness MonitorsSkull FracturesDecompression, SurgicalSubarachnoid HemorrhageAneurysm, RupturedSkull Base NeoplasmsCerebral VeinsSymptom AssessmentConscious SedationBrain DiseasesIntracranial HemorrhagesDepressionRetrospective StudiesCraniopharyngiomaHeadacheOrbitAnterior Cerebral ArteryCranial Fossa, MiddleSkullNeuroendoscopyIntracranial Hemorrhage, HypertensiveMonitoring, IntraoperativeTemporal ArteriesCranial SinusesProspective StudiesTime FactorsNeurilemmomaAnesthesia