Deafness, Autosomal Dominant 43, also known as dfna43, is related to deafness, autosomal dominant 40 and contractures, pterygia, and spondylocarpotarsal fusion syndrome 1a. An important gene associated with Deafness, Autosomal Dominant 43 is DFNA43 (Deafness, Autosomal Dominant 43). Related phenotypes are sensorineural hearing impairment and tinnitus