
A-a gradient
A-a gradient is calculated as PAO2 – PaO2. A normal A–a gradient for a young adult non-smoker breathing air, is between 5–10 mmHg.
A-a gradient is calculated as PAO2 – PaO2. A normal A–a gradient for a young adult non-smoker breathing air, is between 5–10 mmHg.
A pregnant patient has pneumonia. There are also concerns that she has a metabolic acidosis. Can you solve this metabolic muddle?