Postnatal management of newborn with antenatal detected urinary tract abnormalities.

The goals of postnatal management of congenital anomalies of the kidneys and the urinary tracts are two: The first to distinguish between patients (the minority) who are at risk for renal parenchyma damage, from neonates (the majority) who have not consequences to renal functionality; the second to avoid for healthy infant strenuous follow-up, painful diagnostic procedures, and unnecessary anxiety for their parents.