Neonatal Cholestasis and Complications Quiz

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Questions and Answers

What is the main mechanism of action of phototherapy in managing hyperbilirubinemia?

  • Inhibition of bilirubin production
  • Facilitation of bile excretion
  • Promotion of liver enzyme activity
  • Photooxidation and isomerization of bilirubin (correct)

Which complications are commonly associated with phototherapy for hyperbilirubinemia?

  • Respiratory distress, bradycardia, and anemia
  • Jaundice, pruritus, and constipation
  • Diarrhea, dehydration, and skin rash (correct)
  • Hypertension, fever, and thrombocytopenia

When is exchange transfusion indicated in managing hyperbilirubinemia?

  • In cases with high unconjugated bilirubin levels according to bilirubin chart (correct)
  • In cases with direct hyperbilirubinemia
  • In cases with low unconjugated bilirubin levels below normal range
  • In cases with elevated liver enzymes

What is the purpose of giving IV immunoglobulin during preparation for an exchange transfusion?

<p>Decrease the need for exchange by stabilizing bilirubin levels (D)</p> Signup and view all the answers

What is the significance of covering eyes and genitalia during phototherapy?

<p>To avoid damage to these sensitive areas from light exposure (B)</p> Signup and view all the answers

Why is exchange transfusion sometimes carried at lower levels in the presence of risk factors?

<p>To minimize the stress on the baby's body during the procedure (B)</p> Signup and view all the answers

How does exchange transfusion help prevent kernicterus?

<p>By rapidly removing excessive bilirubin from the baby's blood (B)</p> Signup and view all the answers

What amount of blood is typically needed for an exchange transfusion procedure?

<p>$wt$ (weight of the baby) (B)</p> Signup and view all the answers

"Sometimes exchange transfusion is carried out in cases with established kernicterus" to prevent what?

<p>Further brain damage (C)</p> Signup and view all the answers

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