Gynaecology & Obstetrics Ultrasound is done in 1st trimester for all except: March 2009 A Multiple pregnancy B Fetal anomalies C To estimate gestational age D To know the position of the placenta 💡 Explanation Ultrasound is done in 1st trimester for all except: March 2009 ✓ Correct Answer: D. To know the position of the placenta