Deafness, Autosomal Dominant 68, also known as dfna68, is related to contractures, pterygia, and spondylocarpotarsal fusion syndrome 1a and rare autosomal dominant non-syndromic sensorineural deafness type dfna. An important gene associated with Deafness, Autosomal Dominant 68 is HOMER2 (Homer Scaffold Protein 2), and among its related pathways/superpathways are Transmission across Chemical Synapses and Protein-protein interactions at synapses. Affiliated tissues include brain, and related phenotypes are sensorineural hearing impairment and hearing/vestibular/ear