Gynaecology & Obstetrics The finding of a single umbilical artery on ultrasound is A An Indicator of considerably increased incidence of major malformations in the fetus B Occurs in 10% of newborns C Insignificant D Equally common in newborn of diabetic and nondiabetic mothers 💡 Explanation The finding of a single umbilical artery on ultrasound is ✓ Correct Answer: A. An Indicator of considerably increased incidence of major malformations in the fetus