A premature infant needs supplemental O2 therapy. A nursing intervention that reduces the risk of retrolental fibroplasia is to:
A . Maintain O2at <40%
B . Maintain O2at>40%
C . Give moist O2at>40%
D . Maintain on 100% O2
Answer: A
Explanation:
(A) Retrolental fibroplasia is the result of prolonged exposure to high levels of O2in premature infants. Complications are hemorrhage and retinal detachment. (B, C, D) O2concentration is too high.