I am writing this to express my concern about the appropriateness, or lack thereof, of using PaO2/FiO2 (PF ratio) as a metric to quantify gas-exchange and lung disease in general. I believe that this ...

OXYGENATION MEASUREMENTS FiO2 Fraction (%) of inspired air that is Oxygen •Ambient room air has an FiO2 of 21% SaO2 % O2 Saturation of arterial RBC Hemoglobin molecules •Normal SaO2: 95%−100% PaO2 ...

Calculating the partial pressure of oxygen in arterial blood (PaO2) is an essential skill for medical professionals, especially in assessing a patient’s respiratory health. This article will provide a ...

Embora a PaO2/FiO2 derivada da gasometria arterial continue sendo o padrão-ouro do diagnóstico de insuficiência respiratória aguda, a SpO2/FiO2 tem sido investigada como potencial substituta. Esta ...

Objetivo: Describir el valor del índice SaO2/FiO2 en nativos residentes sanos, pacientes con diferentes patologías así como gestantes durante el control prenatal a gran altitud. Material y métodos: ...

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It is uncertain whether skin pigmentation affects pulse oximeter accuracy at low HbO2 saturation. The accuracy of finger pulse oximeters during stable, plateau levels of arterial oxygen saturation ...