USHER syndrome looks interesting also!! vision loss secondary to retinitis pigmentosa and hearing loss. I vaguely remember AMBS working on ototoxicity secondary to antibiotics.. but just maybe it may work in this situation too !? hmmm

edit: MANF and ototoxicity

http://www.globenewswire.com/news-release/201...ml?print=1

The option agreement includes all intellectual property covering the use of the MANF-Family of proteins (MANF and CDNF) for antibiotic-induced ototoxicity and certain other disorders of the ear.