[Hereditary congenital lymphedema with pseudosexual ambiguity].

A case of uncommon genital lymphedema in a newborn girl like a pseudo sexual ambiguity is reported. The karyotype was 46, XX. Lymphedema of the lower limbs in the patient and in the mother's family confirmed a None-Milroy disease. Different considerations about genetic counseling in hereditary lymphedema, isolated or associated with others anomalies, are developed.