Gynaecology & Obstetrics Investigation of choice in diabetic mother with a doubtful abnormal fetus: March 2004 A USG B Glycosylated hemoglobin C Amniocentesis D Chorionic villous biopsy 💡 Explanation Investigation of choice in diabetic mother with a doubtful abnormal fetus: March 2004 ✓ Correct Answer: A. USG