Twin to Twin Transfusion Syndrome (TTTS) is a rare but life-threatening condition that affects around 15% of identical twins that share a placenta (monochorionic twins).

The Registry collects data on complicated multiple pregnancies, monochorionic twin pregnancies and uncomplicated triplet pregnancies. Read more about how this data helps us in research here.

Adorable baby twins Poppy and Jessica are looking forward to their first visit from Santa. The girls arrived home after spending seven weeks in hospital after fighting Twin to Twin Transfusion Syndrome and being born prematurely.