Intraoperative CareIntraoperative PeriodMonitoring, IntraoperativeIntraoperative ComplicationsVirus LatencyFrozen SectionsNeuronavigationPostoperative ComplicationsReaction TimeBlood Loss, SurgicalIntraoperative AwarenessTreatment OutcomeSurgery, Computer-AssistedRetrospective StudiesNeurosurgical ProceduresTime FactorsAnesthesia, GeneralVirus ActivationIntraoperative Neurophysiological MonitoringProspective StudiesEvoked Potentials, SomatosensoryPreoperative CareParathyroidectomyLaparoscopyEchocardiography, TransesophagealAnesthesiaReoperationPostoperative CareBlood Transfusion, AutologousNeurosurgeryEvoked Potentials, AuditoryPostoperative PeriodElectroencephalographyFollow-Up StudiesSurgical Procedures, Minimally InvasiveLatency Period (Psychology)Sentinel Lymph Node BiopsyCholangiographyTomography, X-Ray ComputedEvoked PotentialsSurgical Procedures, OperativeElectric StimulationCardiopulmonary BypassGammaherpesvirinaeIndocyanine GreenElectromyographyPerioperative CareEvent-Related Potentials, P300Neural ConductionEvoked Potentials, VisualCraniotomyHemostasis, SurgicalCardiac Surgical ProceduresHepatectomyMagnetic Resonance ImagingSensitivity and SpecificityPostoperative HemorrhageDiagnostic Techniques, SurgicalBlood TransfusionTrigeminal GanglionGene Expression Regulation, ViralBrain NeoplasmsPain, PostoperativeFeasibility StudiesOperative Blood SalvageOperating RoomsOperative TimePhacoemulsificationHypothermiaCholecystectomy, LaparoscopicAnesthesia, LocalInfrared RaysLength of StayHyperparathyroidismGamma CamerasPredictive Value of TestsAnastomosis, SurgicalSurgical InstrumentsSuture TechniquesPathology, SurgicalFluid TherapyEvoked Potentials, MotorMedian NerveAnesthesia Recovery PeriodHerpesviridae InfectionsReproducibility of ResultsEndoscopyAction PotentialsAnesthetics, IntravenousStereotaxic TechniquesLiver TransplantationEndarterectomy, CarotidVascular Surgical ProceduresRhadinovirusCytodiagnosisCoronary Artery BypassRisk FactorsSaccadesAcoustic StimulationFentanyl