Deafness, Autosomal Dominant 56, also known as dfna56, is related to deafness, autosomal recessive 102 and deafness, autosomal dominant 13. An important gene associated with Deafness, Autosomal Dominant 56 is TNC (Tenascin C), and among its related pathways/superpathways are Integrin Pathway and Regulation of Insulin-like Growth Factor (IGF) transport and uptake by Insulin-like Growth Factor Binding Proteins (IGFBPs). Affiliated tissues include brain, and related phenotypes are sensorineural hearing impairment and abnormal vestibular function