A 30-year-old woman presents with progressive conductive deafness bilaterally. The most common cause is:
(b) Otospongiosis(Ref. Cummings, 6th ed., 2211)Otosclerosis is the most common cause of B/L progressive conductive hearing loss in adults.Meniere's disease presents with U/L SN hearing loss, vertigo and tinnitus.With the kind of presentation mentioned the remaining two options of conductive hearing loss are less common than otosclerosis.
Tympanosclerosis
Otospongiosis
Meniere's disease
B/L otitis media
Otosclerosis