A physician places a patient in respiratory failure on 100% O₂. To avoid the hazards of O₂ toxicity, you would recommend that every effort is made to reduce this FiO₂to less than 50% within what timeframe?

Question

Quizplus · Accepted Answer

Avoiding O₂ toxicity: Limit patient exposure to 100% O₂ to less than 24 hr whenever possible. High FiO₂ is acceptable if the concentration can be decreased to 70% within 2 days and 50% or less in 5 days.

A Physician Places a Patient in Respiratory Failure on 100