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.
Isolated single umbilical artery (iSUA) is a congenital condition identified when one of the two normally paired umbilical arteries is absent, without any associated structural or chromosomal ...
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