Otosclerosis Otospongiosis

Otosclerosis / Otospongiosis OTOSCLEROSIS or OTOSPONGIOSIS Disease of bony labyrinth where spongy bone replaces normal enchondral layer of bony otic capsule Most often the otosclerotic focus involves stapes, leading to stapes fixation and CHL  Etiology Family history present, Autosomal dominant Common in Indians Females affected twice more than males. But in India males are more affected Age 20-30 […]