Archive | May 2015

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


Wolff–Parkinson–White syndrome


  • An extra electrial pathway in the heart.
  • abnormal extra “wire” is present.
  • additional connection can cause a short-circuiting that causes supraventricular tachycardia or SVT.
  • rarely hereditary

Signs and Symptoms:

  • palpitations
  • rapid heart rates
  • difficulty breathing
  • lightheadedness
  • loss of consciousness.
  • may cause sudden death

Treatment and Management:

  • ablation of additional electrical cardic pathway where possible