RESUMO
The present paper reports on 26 children with intersexuality states, belonging to the following pathologic forms: 1. female pseudohermaphroditism--11 cases, including a) type I congenital corticoadrenal hyperplasia (8 cases) and type III (1 case); b) iatrogenic form (1 case), and c) corticoadrenal virilizing adenoma (1 case); 2. male pseudohermaphroditism--6 cases, and 3. gonadal dysgenesis of female phenotype--9 cases of which a) Turner syndrome (6 cases); b) gonadal dysgenesis 45 XO/46 XX (2 cases) and c) Swyer syndrome (1 case). The authors emphasize the prenatal conditioned character (chromosomal or metabolic genetic diseases, congenital diseases) in the majority of the cases; they discuss the diagnostic criteria, therapeutical possibilities and prophylaxis as well as their efficiency which depends upon the moment the diagnosis is established.