Eighty to 85% of the venous perfusion to the fetal liver is from the umbilical vein, the rest from the portal vein. Umbilical venous flow to the liver is essential for intrauterine growth, and is ...
Recent data suggest that umbilical venous perfusion of the fetal liver has an important influence on fetal growth and postnatal liver function, and that maternal factors in late pregnancy modify this ...
Kindly let me know the significance of the ultrasound (color Doppler) scan showing only 1 umbilical artery and 2 veins with no other features of congenital anomalies for a 22-week-old IVF gestation.
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