Twin-to-Twin Transfusion Syndrome (TTTS)


  • abnormal blood vessels in the shared placenta cause umbilical cord fusion
  • Depending on the number, type and direction of the connecting vessels, blood can be transfused disproportionately from one twin (the donor) to the other twin (the recipient).
  • affects identical twin pregnancies
  • The common placenta may be shared unequally by the twins
  • one twin may have a share too small to provide the necessary nutrients to grow normally or even survive.

Treatment and management:

  • surgical interventiaon


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