CraniotomyPostoperative ComplicationsNeurosurgical ProceduresPneumocephalusTreatment OutcomeFrontal BoneHematoma, Subdural, AcuteRetrospective StudiesTrephiningIntraoperative ComplicationsTomography, X-Ray ComputedIntracranial AneurysmHead Injuries, PenetratingHematoma, SubduralBrain NeoplasmsDura MaterMicrosurgeryDelayed Emergence from AnesthesiaMeningeal NeoplasmsSurgical Fixation DevicesSupratentorial NeoplasmsFrontal SinusMeningiomaArachnoid CystsSubdural SpaceSurgical InstrumentsTime FactorsSurgical FlapsFollow-Up StudiesMagnetic Resonance ImagingCerebrospinal Fluid RhinorrheaGlasgow Coma ScaleHematoma, Epidural, CranialHematoma, Subdural, ChronicProspective StudiesReoperationStereotaxic TechniquesTemporal BoneSurgical Procedures, Minimally InvasiveBrain AbscessNeurosurgeryFourth VentricleCranial Fossa, AnteriorDecompression, SurgicalVentriculostomyConscious SedationAneurysm, RupturedCerebral AngiographyHematoceleSurgical Wound InfectionCerebellar DiseasesEndoscopySubarachnoid HemorrhageHematomaSkull BaseRisk FactorsBrain InjuriesSkull FracturesMonitoring, IntraoperativeConsciousness MonitorsVascular Surgical ProceduresAnesthesiaFatal OutcomeDiabetes ComplicationsSkull Base NeoplasmsNeuroendoscopyAnesthesia, GeneralCranial Nerve NeoplasmsIntracranial HemorrhagesBrain DiseasesDrainageOrbitCerebral VeinsPreoperative CareCraniopharyngiomaPregnancy ComplicationsCerebral HemorrhageSurgical Procedures, OperativeLaparoscopySkullAnterior Cerebral ArteryEmbolization, TherapeuticCranial Fossa, MiddleIntracranial Hemorrhage, HypertensiveTemporal ArteriesLength of StayAnesthesia, LocalPropofolIntraoperative CareHydrocephalusEmpyema, SubduralIntracranial PressureExophthalmosSella TurcicaGlasgow Outcome ScaleNeurilemmomaCranial Sinuses