Transposition of Great Arteries

• Transposition of Great Arteries 


  Congenital heart defect wherein RV is connected to the aorta and LV is connected to the pulmonary artery 
• In TGA, PDA keeps the patient alive only for 1 week after birth
• Transposition of the Great Arteries S/Sx:

  • Severe respiratory distress and cyanosis
  • Failure to thrive
  • Easy fatigability
  • No murmur
• Transposition of the Great Arteries

  DOC: Prostaglandin E - maintains PDA and keeps it open before surgery
• Transposition of the Great Arteries

  Surgery: Arterial Switch - done in a beating heart and during the first week of life - Has 95% survival rate