![Twins with two heartbeats at 7w, but one smaller sac - Multiples and Twins | Forums | What to Expect Twins with two heartbeats at 7w, but one smaller sac - Multiples and Twins | Forums | What to Expect](https://images.agoramedia.com/ugcphotoservice/100/2019/5/1/70729319/4c301edf-ad3c-4316-aa39-e8cb6ab51c45.jpg)
Twins with two heartbeats at 7w, but one smaller sac - Multiples and Twins | Forums | What to Expect
If there are two gestational sacs and one is empty, is it possible there was never an embryo in the empty one in the first place, or is it always vanishing twin
![AM Enfant Bunting Bebe Infant Snowsuit with Hood, One Piece Newborn Winter Suit, Stroller Sac, for Pram, Bassinet, Stroller (Whisper White, 0-3M) - Walmart.com AM Enfant Bunting Bebe Infant Snowsuit with Hood, One Piece Newborn Winter Suit, Stroller Sac, for Pram, Bassinet, Stroller (Whisper White, 0-3M) - Walmart.com](https://i5.walmartimages.com/asr/8114e3b4-95a9-4550-93a8-0fd968e45a30.aeeae10a31ee510501a85418b31e002c.jpeg)