<prompt> Indication of BAHA Bone-anclored hearing aidBilateral hearing lossSensorineural hearing lossCongenital canal atresiaAll of the above  <response>: 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. 