Autosomal Dominant Nonsyndromic Deafness 78, also known as dfna78, is related to deafness, autosomal dominant 78 and autosomal dominant nonsyndromic deafness. An important gene associated with Autosomal Dominant Nonsyndromic Deafness 78 is PCNX2 (Pecanex 2). Related phenotype is hearing/vestibular/ear.