[A case of transient congenital hypoaldosteronism].

A case of temporary congenital hypoaldosteronism with normal production of other hormones of the adrenal is described. During early infancy the patient showed low blood aldosterone levels, increased ACHT and Hyponatraemia. Replacement therapy needed sodium chloride and mineralcorticoid drug administration (Florinef) until the baby was 9 month old. Later, spontaneous recovery occurred, confirmed by laboratory tests.