Congenital Heart Defects
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Questions and Answers

What is a potential complication of an unrepaired ASD in girls?

  • Reduced oxygenation of the blood
  • Embolism during pregnancy (correct)
  • Increased risk of heart failure
  • Higher incidence of arrhythmias

Why is it essential to monitor the child for arrhythmias postoperatively?

  • To prevent cardiac arrests
  • Due to the risk of edema in the right atrium
  • Because of the risk of SA node dysfunction (correct)
  • To monitor for respiratory distress

What is the typical timeframe for closure of the ductus arteriosus?

  • Closure between 7 to 14 days of age (correct)
  • Immediate closure at birth
  • Full closure by 1 year of age
  • Full closure by 1 month of age

What is the effect of a PDA on the pulmonary circulation?

<p>Increased pressure due to shunted blood (A)</p> Signup and view all the answers

What is a common physical examination finding in children with a PDA?

<p>Wide pulse pressure (B)</p> Signup and view all the answers

What is the estimated incidence of PDA in preterm infants?

<p>20% to 60% (C)</p> Signup and view all the answers

What is a common trigger for syncope and hypercyanotic episodes in children with tetralogy of Fallot?

<p>Prolonged crying or exertion (C)</p> Signup and view all the answers

Where is the systolic murmur typically heard in children with tetralogy of Fallot?

<p>Left second, third, or fourth parasternal interspace (A)</p> Signup and view all the answers

Why does splitting of the second heart sound rarely occur in children with tetralogy of Fallot?

<p>Because blood is forced through the shunt (D)</p> Signup and view all the answers

What is the primary goal of management for children with tetralogy of Fallot before surgery?

<p>To minimize hypercyanotic episodes (C)</p> Signup and view all the answers

What is the underlying cause of rheumatic fever?

<p>A group A beta-hemolytic streptococcal infection (D)</p> Signup and view all the answers

What is the typical age range for surgery to correct heart defects in children with tetralogy of Fallot?

<p>At 1 to 2 years of age (B)</p> Signup and view all the answers

What is the most likely place to observe cyanosis in infants?

<p>Lips and buccal membrane (B)</p> Signup and view all the answers

What does cyanosis persisting for over 20 minutes after birth suggest?

<p>Serious cardiopulmonary dysfunction (B)</p> Signup and view all the answers

A newborn's hemoglobin level is 28 g per 100 mL. What does this indicate?

<p>Polycythemia (B)</p> Signup and view all the answers

What does a decrease in cyanosis with crying suggest in infants?

<p>Pulmonary dysfunction (A)</p> Signup and view all the answers

What is a late sign of heart disease in children?

<p>Edema (A)</p> Signup and view all the answers

What is the primary reason for a ruddy complexion in some children with heart disease?

<p>Overproduction of red blood cells (A)</p> Signup and view all the answers

What is the primary indication of a child with a suspected heart disorder?

<p>Poor weight gain and stunted growth (C)</p> Signup and view all the answers

What is the threshold for tachycardia in an infant?

<p>More than 160 beats per minute (D)</p> Signup and view all the answers

What is the significance of a forceful and bounding pulse in a child with a suspected heart disorder?

<p>It is a sign of cardiac insufficiency (D)</p> Signup and view all the answers

What is the term for a heart murmur that is not caused by heart disease or a congenital defect?

<p>Innocent heart murmur (D)</p> Signup and view all the answers

What is the significance of a thready pulse in a child with a suspected heart disorder?

<p>It is a sign of ineffective heart action (D)</p> Signup and view all the answers

What is the characteristic of a pulse that is significant in a child with a suspected heart disorder?

<p>It is rapid during sleep (C)</p> Signup and view all the answers

Why should parents of children with structural heart defects ensure their children are given prophylactic antibiotics before visiting the dentist?

<p>To prevent infections from dental procedures (C)</p> Signup and view all the answers

What is a significant predictor of developing hypertension in childhood?

<p>Genetic predisposition (A)</p> Signup and view all the answers

Why have baby food manufacturers stopped adding salt and monosodium glutamate to infant food?

<p>To prevent the development of hypertension (B)</p> Signup and view all the answers

What role can school nurses play in reducing salt intake among school-age children?

<p>Monitoring food served in school cafeterias (B)</p> Signup and view all the answers

Which of the following foods is NOT high in sodium content?

<p>Fresh fruits (D)</p> Signup and view all the answers

At what stage of life can hypertension often develop if preventative measures are not taken?

<p>Late childhood (C)</p> Signup and view all the answers

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