Gynaecology & Obstetrics USG feature used to diagnose fetal aneuploidy in regular antenatal ultrasonography is? A Increased nuchal translucency B Absent nasal bone C Cystic hygroma D Abnormal ductus venosus flow 💡 Explanation USG feature used to diagnose fetal aneuploidy in regular antenatal ultrasonography is? ✓ Correct Answer: A. Increased nuchal translucency