Gynaecology & Obstetrics Which of the following is not done for antenatal diagnosis of Down’s syndrome: A Amniotic fluid volume estimation B Alpha-fetoprotein estimation C Cordocentesis D Chorionic villous biopsy 💡 Explanation Which of the following is not done for antenatal diagnosis of Down's syndrome: ✓ Correct Answer: A. Amniotic fluid volume estimation