abr recordings were made on 31 normal-hearing subjects and 253 patients with sensorineural hearing loss ( 86 patients with unilateral hearing loss , 61 patients with asymmetrical hearing loss , 34 patients with symmetrical hearing loss , 55 patients with noise-induced hearing loss and 17 patients in the late chronic stage of meniere 's disease ) .
C0018784
sensorineural hearing loss
C0018781
noise-induced hearing loss