Paranasal SinusesParanasal Sinus DiseasesParanasal Sinus NeoplasmsEthmoid SinusEthmoid BoneEthmoid SinusitisFrontal SinusMaxillary SinusSinusitisNose NeoplasmsNasal CavitySphenoid SinusMucoceleTurbinatesOsteomaNasal SeptumNasal PolypsMaxillary Sinus NeoplasmsOtorhinolaryngologic Surgical ProceduresTomography, X-Ray ComputedRhinitisOrbitFrontal SinusitisExophthalmosMaxillary SinusitisSphenoid SinusitisOrbital NeoplasmsEndoscopySkullRhinometry, AcousticOrbital DiseasesNasal ObstructionEpistaxisNose DiseasesNose Deformities, AcquiredEsthesioneuroblastoma, OlfactoryCranial SinusesAnatomyNasal MucosaSkull BaseTampons, SurgicalKartagener SyndromeCranial Fossa, MiddleMaxillary FracturesCavernous SinusSinus of ValsalvaSkull Base NeoplasmsPapilloma, InvertedLevocardiaNoseNasal SpraysCarotid SinusWoodSphenoid BoneMucormycosisCoronary SinusMagnetic Resonance ImagingPanophthalmitisSinus Thrombosis, IntracranialChronic DiseaseSick Sinus SyndromeAspergillosisSkull NeoplasmsPongo pygmaeusExhalationFatal Outcome