However, our analysis indicates that it is unlikely that the VUSs for the <i>IL17RD</i> (c.960G>A, p.Met320Ile) and <i>FGF17</i> (c.208G>A, p.Gly70Arg) genes are involved in the pathogenesis of cHH. The gene discussed is FGF17; the disease is cartilage-hair hypoplasia.