<prompt> All of the following will produce conductive hearing loss exceptOtosclerosisSerous otitis mediaEndolymphatic HydropsSuppurative otitis media  <response>: Otosclerosis, serous otitis media, suppurative otitis media come under acquired causes of conductive hearing loss Endolymphatic hydrops which is Menieres disease is associated with sensorineural deafness. Ref: Dhingra 7e pg 32,34. 