Deafness, Autosomal Dominant 30, also known as dfna30, is related to contractures, pterygia, and spondylocarpotarsal fusion syndrome 1a and deafness, autosomal recessive 16. An important gene associated with Deafness, Autosomal Dominant 30 is DFNA30 (Deafness, Autosomal Dominant 30). Related phenotype is sensorineural hearing impairment.