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Congenital adrenal hperplasia is inherited disorder of adrenal steroidogenesis. 21-hydroxylase deficiency is the most commone enzymatic defect and is divided into classic and late-onset or nonclassic forms. Both classic and non-classic 21-hydroxylase deficiencies are inherited in a recessive manner as allelic variants. But it is rare that happened in twin infants.
Chief complaints of affected twins in our case were ambiguous... |