An infant receives surfactant via endotracheal (ET) tube at birth for symptoms of respiratory distress syndrome (RDS). When will the nurse anticipate seeing improvement of lung function?
a. Immediately
b. Within 3 days
c. 1 to 2 weeks
d. At least 1 month
ANS: B
In preterm newborns, surfactant can be administered via ET tube at birth or when symptoms of RDS occur, with improvement of lung function seen within 72 hours.
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