FGD can present with salt loss suggestive of adrenal hypoplasia, and alterations in STAR and CYP11A1 resulting in partial loss of protein function may have a predominant FGD-like phenotype, with glucocorticoid deficiency without genital abnormalities in 46,XY newborns [18, 19]. This evidence concerns the gene CYP11A1 and Aarskog-Scott syndrome, X-linked.