151 Single umbilical artery: ultrasonographic findings and perinatal outcome. Analysis of 23 cases

Abstract

Introduction and aims of the study: Single umbilical artery is the most common congenital anomaly of the umbilical cord, with an incidence estimated at 2.1%. It is characterized by the absence of one of the two umbilical arteries and is associated with anatomic malformations of the fetus, chromosomic anomalies and high incidence of poor perinatal outcome. Methods: This was a retrospective clinical study. Results: Among 1189 pregnancies between April 2015 and December 2020, 23 cases (1.93%) of single umbilical artery were detected via ultrasonography at prenatal screening.