Gynaecology & Obstetrics Twin-Peak sign in First-trimester sonography signifies A Dichorionic Diamnionic Pregnancy B Monochorionic Diamnionic Pregnancy C Monochorionic Monoamniotic Pregnancy D Conjoint Twins 💡 Explanation Twin-Peak sign in First-trimester sonography signifies ✓ Correct Answer: A. Dichorionic Diamnionic Pregnancy