Deafness, Autosomal Dominant 47, also known as dfna47, is related to contractures, pterygia, and spondylocarpotarsal fusion syndrome 1a. An important gene associated with Deafness, Autosomal Dominant 47 is DFNA47 (Deafness, Autosomal Dominant 47). Related phenotype is sensorineural hearing impairment.