Deafness, Congenital, with Inner Ear Agenesis, Microtia, and Microdontia, also known as congenital deafness with labyrinthine aplasia, microtia, and microdontia, is related to deafness with labyrinthine aplasia, microtia, and microdontia and skin tag. An important gene associated with Deafness, Congenital, with Inner Ear Agenesis, Microtia, and Microdontia is FGF3 (Fibroblast Growth Factor 3). Affiliated tissues include skin and prostate, and related phenotypes are widely spaced teeth and microdontia