Phi --
I don't know where you are in the country (world?) but in the US the FDA sets the guidelines on cochlear implantation. The Medicare guidelines require less than 50% speech understanding in the non-implant ear and less than 40% in the implant ear. Private insurance companies often...
Lazarus 404 --
Auditory Processing Disorder (APD, sometimes called CAPD for central auditory processing disorder) is most often diagnosed in children who exhibit many of the same symptoms you've described in the above string. However, there are adults with APD, many of whom have had the same...