medium · NCLEX-RN physiological
A nurse is assessing a client with a history of COPD who is currently experiencing increased shortness of breath and a change in sputum color.
Which ABG finding indicates that the client is experiencing acute-on-chronic respiratory failure?
- An HCO3- level of 32 mEq/L, for this client, at this point in care.
- A PaCO2 of 55 mmHg, in this situation, as the next nursing response.
- A PaO2 of 75 mmHg
- A significant drop in pH below the client's baseline (e.g., pH 7.25)
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