Antenatally diagnosed renal duplex anomalies: sonographic features and long-term postnatal outcome.

Objectives: The purpose of this study was to assess the diagnostic accuracy and infant outcomes of antenatally detected renal duplex anomalies.

Methods: An observational longitudinal study of cases of renal duplex anomalies diagnosed on prenatal sonography was conducted. Information on the prenatal sonographic findings, antenatal course, and perinatal outcome was obtained by reviewing the sonography reports and delivery records.