True / False: 73-year-old with bacterial pneumonia and 38.9C…
True / False: 73-year-old with bacterial pneumonia and 38.9C temperature is on 50% HFNC. His PAO2 = 300.3 mmHg. ABG is drawn and it is: 7.43 / 43 / 103 / 25.5. The A-a gradient for this patient is not normal and is likely due to shunt effect.
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