Otospongiosis is -: (A) Autosomal dominant, (B) Autosomal recessive, (C) X-linked dominant, (D) X-linked recessive
Answer is A. Otosclerosis (otospongiosis) is abnormal bone deposition in the middle ear about the rim of the oval window into which the footplate of stapes fit.
This results in conductive deafness
In most instances it is familial, following autosomal dominant transmission with variable penetrance.