Sphenoid BoneTemporal BoneSphenoid SinusitisSkull NeoplasmsSphenoid SinusCranial Fossa, MiddleBone and BonesTomography, X-Ray ComputedBone RemodelingMastoidBone DensityOtologic Surgical ProceduresParanasal Sinus DiseasesPetrous BoneMagnetic Resonance ImagingParanasal Sinus NeoplasmsBone ResorptionCerebrospinal Fluid RhinorrheaEar OssiclesBone MarrowEar CanalBone NeoplasmsPneumoencephalographyBone DevelopmentBone Marrow CellsSkull BaseRound Window, EarBone DiseasesEar, MiddleEar Neoplasms