Perioperative CarePain, PostoperativeAcute PainPainPain ManagementPerioperative PeriodPain MeasurementChronic PainPain ThresholdPain ClinicsAnalgesicsPain, IntractableLow Back PainBack PainPain PerceptionAnalgesics, OpioidAbdominal PainFacial PainNeck PainAnalgesiaPelvic PainPain, ReferredHyperalgesiaPostoperative ComplicationsNeuralgiaTreatment OutcomeIntraoperative ComplicationsAcute DiseaseAnesthesia Department, HospitalShoulder PainMusculoskeletal PainAnalgesics, Non-NarcoticAnalgesia, Patient-ControlledNociceptorsMorphineChronic DiseaseProspective StudiesTime FactorsUnited States Department of DefenseRecovery RoomRetrospective StudiesPreoperative CareAnesthetics, LocalToothacheSurgical Procedures, OperativeNociceptive PainAnalgesia, EpiduralDouble-Blind MethodIntraoperative PeriodIntraoperative CareAnesthesiologyKetoprofenInjections, SpinalAcupunctureAnti-Inflammatory Agents, Non-SteroidalCyclohexanecarboxylic AcidsSurgical Procedures, ElectivePerioperative NursingAnesthesiaBlood Loss, SurgicalHot TemperatureNerve BlockRisk FactorsMyofascial Pain SyndromesKetorolacVascular Surgical ProceduresQuestionnairesFollow-Up StudiesAnesthesia, GeneralLidocaineComplex Regional Pain SyndromesVisceral PainDiclofenacKetamineDexmedetomidinePostoperative CareSeverity of Illness IndexFormaldehydePeripheral Nervous System DiseasesTranscutaneous Electric Nerve StimulationCryingAcetaminophenArthralgiaNarcotic AntagonistsRisk AssessmentGanglia, SpinalSpinal CordEndarterectomy, CarotidLabor PainCardiac Surgical ProceduresPostoperative PeriodLength of StayCapsaicinBehavior, AnimalAnesthesia, ConductionAminesSkin Physiological PhenomenaAnemia, Sickle CellMonitoring, IntraoperativeBlood Transfusion