What level of FiO₂ should the therapist avoid using long term in patients with ARDS?

Question

Quizplus · Accepted Answer

Every patient with ARDS is hypoxemic by definition.Prolonged administration of high concentrations of oxygen can damage the lungs,owing to the formation of highly reactive oxygen free radicals.Human and animal studies suggest that a prolonged FiO₂ greater than 0.60 should be avoided to prevent oxygen-induced pulmonary damage.

What Level of FiO₂ Should the Therapist Avoid Using Long