For what reason might a newborn infant with a cardiac defect, such as coarctation of the aorta, that results in a right-to-left shunt receive prostaglandin E1?
a. To decrease inflammation c. To decrease respirations
b. To control pain d. To improve oxygenation
ANS: D
Prostaglandin E1 is given to infants with a right-to-left shunt to keep the ductus arteriosus patent. This will improve oxygenation and increase pulmonary blood flow.
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