FGF3 and deafness with labyrinthine aplasia, microtia, and microdontia: Furthermore, our study strives to show that considering the specific facial (outer ear and teeth malformation) and clinical features (early onset severe to profound HL) of LAMM syndrome, it is suggested that in presence of such symptoms, the sequence of the FGF3 gene be assessed in order to reduce the cost of genetic diagnostic measures.