A patient presents with a $$PaO_{2}$$ of 58 mmHg on room air. What is the appropriate intervention for this patient?
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AAdminister supplemental oxygen to improve $$PaO_{2}$$ levels.
BImmediately intubate the patient without further evaluation.
CInitiate mechanical ventilation without prior oxygen therapy.
DNo intervention is necessary; re-evaluate in 24 hours.
✓ Correct answer: A. Administer supplemental oxygen to improve $$PaO_{2}$$ levels.Answer: Administer supplemental oxygen to improve $$PaO_{2}$$ levels. A $$PaO_{2}$$ of 58 mmHg indicates moderate hypoxemia, and oxygen therapy should be administered to increase arterial oxygen content. Immediate intubation or mechanical ventilation is not indicated unless other clinical signs necessitate it. Monitoring without intervention could worsen the patient’s condition.
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