Deafness, Autosomal Recessive 31, also known as dfnb31, is related to usher syndrome, type iid and retinal degeneration. An important gene associated with Deafness, Autosomal Recessive 31 is WHRN (Whirlin). Affiliated tissues include brain and retina, and related phenotypes are sensorineural hearing impairment and absent vestibular function