Nasal ObstructionSleep Apnea SyndromesSleepSleep Apnea, ObstructiveRhinometry, AcousticPolysomnographyRhinomanometryNasal SeptumTurbinatesNasal DecongestantsNasal MucosaSleep Apnea, CentralNasal CavitySnoringSleep, REMAirway ObstructionMouth BreathingSleep DisordersContinuous Positive Airway PressureNasal Surgical ProceduresRhinitis, Allergic, PerennialIntestinal ObstructionNose NeoplasmsNasal Provocation TestsOtorhinolaryngologic Surgical ProceduresPulmonary Disease, Chronic ObstructiveNasal PolypsRhinoplastyNoseRhinitisNose DiseasesLung Diseases, ObstructiveUreteral ObstructionAirway ResistanceAdenoidsPalate, SoftWakefulnessMandibular AdvancementUvulaEndoscopyEpistaxisRhinoscleromaPharynxParanasal SinusesRhinitis, Allergic, SeasonalHydroxyzineDisorders of Excessive SomnolenceParanasal Sinus DiseasesMioticsSleep Initiation and Maintenance DisordersAdenoidectomyPositive-Pressure RespirationSeverity of Illness IndexTonsillectomyJaundice, ObstructiveTreatment OutcomeRespirationAdministration, IntranasalAngiofibromaArgonSinusitisProspective StudiesArousalParanasal Sinus NeoplasmsSleep StagesDuodenal ObstructionUrethral ObstructionEsthesioneuroblastoma, OlfactoryAnoxiaPharyngeal MusclesSneezingPulmonary VentilationRespiratory MechanicsHistamine H1 AntagonistsHypertrophyOximetryMaxillary Sinus NeoplasmsTongueAnti-Allergic AgentsMaxillary SinusUrinary Bladder Neck ObstructionNasal Lavage FluidElectrocoagulationVentricular Outflow ObstructionRespiratory Function TestsOcclusal SplintsGastric Outlet ObstructionCheyne-Stokes RespirationOxygenTomography, X-Ray ComputedSpirometryForced Expiratory VolumeCircadian RhythmBody Mass IndexOrthodontic Appliances, RemovableElectroencephalographyTime FactorsOropharynxRisk FactorsCholestasis