Clinical analysis on 28 pregnant women combined with single umbilical artery

Objective:To analyze the clinical features and pregnancy outcomes of single umbilical artery,and direct antenatal care of women with single umbilical artery.Methods:The diagnosis,delivery modes and pregnancy outcomes of 28 pregnant women with single umbilical artery were analyzed retrospectively from June 2006 to May 2009.Results:Among 28 pregnant women with single umbilical artery,27 pregnant women were diagnosed by postnatal ultrasound,and one pregnant women was diagnosed by postnatal examination of umbilical cord and placenta.Among 28 cases,7 cases,8 cases and 9 cases were complicated with amniotic fluid volume abnormality,fetal growth restriction and abnormal fetal heart rate monitoring,respectively;17 cases were of full-term birth and 22 cases underwent cesarean section,the main indication for cesarean section was abnormal fetal monitoring.Among 28 neonates,25 neonates were alive and 3 neonates were dead.Conclusion:For the cases with single umbilical artery,multi-angle observation is necessary,pregnancy may continue excluding other fetal abnormalities and chromosomal abnormalities,;for the cases of full-term pregnancy,most pregnancy outcomes are good,but cesarean section is the best choice among delivery modes.