<prompt> Paracusis Willisii is a symptom frequently present inAdvanced Menieres diseaseOtosclerosisAcoustic neuromaCircumscribed labyrinthitis  <response>: B Otosclerosis SYMPTOMS OF OTOSCLEROSIS: Hearing loss This is the presenting symptom and usually starts in twenties. It is painless and progressive with insidious onset. Often it is bilateral conductive type. Paracusiss willisii Tinnitus Vertigo Speech Chronic conductive hearing loss CHL is the finding in almost all cases of otosclerosis This usually will begin in one ear but will eventually affect both ears with a variable course. On audiometry, the hearing loss is characteristically low frequency, with higher frequencies being affected later Sensorineural hearing loss has also been noted in patients with otosclerosisthis is usually a high frequency loss, and usually manifests late in the disease. 