Indication of BAHA (Bone-anclored hearing aid)
Ans. is 'c' i.e., Congenital canal atresia Indications for BAHA When air-conduction (AC) hearing aid connot be used; Canal atresia, congenital or acquired, not amenable to treatment. Chronic ear discharge, not amenable to treatment. Excessive feedback and discomfo from air-conduction hearing aid. Conductive or mixed hearing loss, e.g. otoscierosis and tympanosclerosis where surgery is contraindicated. Single-sided hearing loss.
Bilateral hearing loss
Sensorineural hearing loss
Congenital canal atresia
All of the above