1. The causal link between otosclerosis and SNHL remains controversial. 2. Most patients with otosclerosis notice tinnitus ( head noise ) to some degree. 3. The term otosclerosis is something of a misnomer. 4. Approximately 0.5 % of the population will eventually be diagnosed with otosclerosis . 5. The first is a disease process of abnormal mineralization of the temporal bone called otosclerosis . 6. This indicates otospongiosis ( active otosclerosis ). 7. Otosclerosis increases in the stiffness of the middle-ear system, raising its resonant frequency.8. Some conditions are amenable to surgical intervention such as middle ear fluid, cholesteatoma, otosclerosis . 9. Otology also includes surgical treatment of conductive hearing loss, such as stapedectomy surgery for otosclerosis . 10. Laser stapedotomy is a well-established surgical technique for treating conductive hearing loss due to otosclerosis .