A 31-year-old female patient complains of B/L impairment of hearing for the past 5 years. Audio- gram shows a B/L conductive deafness. Impedance audiometry is given below. All constitute part of treatment except:: (A) Hearing aid, (B) Stapedectomy, (C) Sodium fluoride, (D) Gentamicin
Answer is D. (d) Gentamicin(Ref. Cummings, 6th ed., 2213)The given tympanogram shows As type of curve and as per the description the diagnosis is clearly otosclerosis.Gentamicin is a vestibulotoxic drug given in Meniere's to relieve vertigo. It has no role in otosclerosis.