Yolk sac number does not predict reliably amnionicity in monochorionic twin pregnancies: a case of a monochorionic monoamniotic twin pregnancy with two distinct yolk sacs on early first‐trimester ultrasound - Corbett -
Could This Be Twins? One With Yolk Sac and One Without?
Twin Growth | IAME
2 Yolk Sacs No baby(ies) - Glow Community
2 heartbeats 1 yolk sac. - Glow Community
Early Pregnancy Ultrasound Assessment of Multiple Pregnancy | IntechOpen