Gynaecology & Obstetrics The earliest and most conclusive sign of intrauterine fetal death is / sure sign of IUD is: A Spalding sign B Intrafetal gas in areas of great vessels and hea C Crowding of ribs D Hyperflexion of spine 💡 Explanation The earliest and most conclusive sign of intrauterine fetal death is / sure sign of IUD is: ✓ Correct Answer: B. Intrafetal gas in areas of great vessels and hea