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Which of the following conditions is commonly associated with tetralogy of Fallot?

A.

Heart failure

B.

Asthma

C.

Polycythemia

D.

Pulmonary hypertension

Answer and Explanation

The Correct Answer is C

A. While heart failure can occur in many congenital heart defects, it is not the most specific condition commonly associated with tetralogy of Fallot.

B. Asthma is not typically associated with tetralogy of Fallot. It is a respiratory condition that does not have a direct link to congenital heart defects.

C. Tetralogy of Fallot is associated with polycythemia due to chronic hypoxemia. The body produces more red blood cells in response to low oxygen levels, leading to an increased hematocrit.

D. While pulmonary hypertension can occur in congenital heart defects, tetralogy of Fallot is more directly associated with polycythemia as a result of the decreased blood flow to the lungs.


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Related Questions

Correct Answer is A

Explanation

A. Racemic epinephrine nebulizer therapy is effective in reducing airway inflammation and aiding bronchodilation in croup.

B. While oral fluids are important for overall hydration, they do not directly address the bronchodilation needed for croup.

C. Long, slow breaths can be helpful but are not as directly effective as nebulized medications in managing croup symptoms.

D. Oral analgesics address pain but do not contribute to bronchodilation.

Correct Answer is B

Explanation

A. Obtaining a blood culture is important but is not the immediate priority when a transfusion reaction is occurring.

B. Stopping the transfusion is the first step in managing a transfusion reaction to prevent further exposure to the allergen or irritant causing the symptoms.

C. Slowing the transfusion rate might not be sufficient if a reaction is occurring; stopping it is crucial.

D. Providing a diuretic is not relevant to the management of an acute transfusion reaction.

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