<prompt> Characteristic feature of Otosclerosis are all except:Conductive deafnessPositive Rinnes testParacusis willisiiMobile ear drum  <response>: Tuning Fork Tests in OtosclerosisRinnes test-negativeWebers test-lateralised to ear with greater conductive lossAbsolute bone conduction-normal It is decreased in cochlear otosclerosisPure tone audiometry-shows loss of air conduction more for lower frequency. Tympanic membrane is normal and mobile in 90 cases. Schwaz sign--Flammingo cases pink colour of tympanic membrane is seen in 10 cases. It indicates active focus with increased vascularity.Stapes footplate--Shows a rice grain biscuit type appearanceBlue mantles are seen histopathologically. 