Cholesteatoma, Middle EarCholesteatomaMastoidEar, MiddleTympanoplastyEar DiseasesEar OssiclesEar CanalOtologic Surgical ProceduresTympanic MembraneTemporal BoneMastoiditisOtitis Media, SuppurativeOtoscopyOtitis MediaEarHearing Loss, ConductiveEar NeoplasmsMiddle Ear VentilationOtitis Media with EffusionIncusPetrous BoneEustachian TubeCochlear DiseasesCerebrospinal Fluid OtorrheaProflavineEar, InnerEar, ExternalOssicular ReplacementSecond-Look SurgeryChinchillaAcoustic Impedance TestsEcho-Planar ImagingCranial Fossa, MiddleMalleusTomography, X-Ray ComputedStapesAudiometry, Pure-ToneAudiometryBone ConductionTympanic Membrane PerforationFistulaVestibular NeuronitisOptical ImagingDiffusion Magnetic Resonance ImagingSkull Neoplasms