The nurse is working with an infant who has a diagnosis of severe valvular pulmonary stenosis (PS)
Although infants who have mild PS are asymptomatic, this infant with severe PS will most likely demonstrate which of the following signs and symptoms on assessment? a. nasal flaring, substernal retraction, restlessness, and crying with a shrill distinctive cry
b. increase in right ventricular pressure, no symptoms at rest, intolerance of activity, and cyanosis with activity
c. cyanosis at rest and with activity, increase in left ventricular pressure, listlessness, and lethargy
d. rapid shallow respirations, increase in heart rate, and decrease in blood pressure at rest or with activity
B
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A Incorrect. This infant with severe PS will not most likely demonstrate nasal flaring, substernal retraction, restlessness, and crying with a shrill distinctive cry.
B Correct. This infant with severe PS will most likely demonstrate increase in right ventricular pressure, no symptoms at rest, intolerance of activity, and cyanosis with activity.
C Incorrect. This infant with severe PS will not most likely demonstrate cyanosis at rest and with activity, increase in left ventricular pressure, listlessness, and lethargy.
D Incorrect. This infant with severe PS will not most likely demonstrate rapid shallow respirations, increase in heart rate, and decrease in blood pressure at rest or with activity.
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