Transposition of the Great Arteries Overview
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Questions and Answers

Which of the following is the most common associated cardiac defect seen in transposition of the great vessels (TGV)?

  • Atrial septal defect (ASD)
  • Patent ductus arteriosus (PDA)
  • Left ventricular outlet obstruction
  • Ventricular septal defect (VSD) (correct)

    • What is the most common way for oxygenated blood to enter the systemic circulation in a patient with transposition of the great vessels (TGV)?

  • Through a patent ductus arteriosus (PDA)
  • Through an atrial septal defect (ASD)
  • Through a ventricular septal defect (VSD) (correct)
  • Through a patent foramen ovale (PFO)

    • What is the most common genetic syndrome associated with transposition of the great vessels (TGV)?

  • DiGeorge syndrome (correct)
  • Down syndrome
  • Marfan syndrome
  • Noonan syndrome

    • What is the most common prenatal risk factor for transposition of the great vessels (TGV)?

    <p>Maternal diabetes</p> Signup and view all the answers

    What is the most common clinical finding in a newborn with transposition of the great vessels (TGV)?

    <p>Postnatal cyanosis</p> Signup and view all the answers

    Which of the following is the most common diagnostic test used to confirm the diagnosis of transposition of the great arteries?

    <p>Imaging echocardiography</p> Signup and view all the answers

    What is the characteristic chest X-ray appearance seen in transposition of the great arteries?

    <p>All of the above</p> Signup and view all the answers

    What is the primary goal of the initial postnatal management for a newborn with transposition of the great arteries?

    <p>Initiate mixing between the two parallel circulations</p> Signup and view all the answers

    Which surgical procedure is recommended for the definitive repair of transposition of the great arteries?

    <p>Arterial switch procedure</p> Signup and view all the answers

    What is the long-term survival rate for patients with transposition of the great arteries who receive appropriate treatment?

    <p>90% survival beyond 15-20 years of age</p> Signup and view all the answers

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