Table 3.
Expected changes in pH and PaCO2 in acute and chronic hypercapnic respiratory failure
| Increase in PaCO2 | Increase in HCO3 | Decrease in pH | |
|---|---|---|---|
| Acute hypercapnia | 10 mmHg | 1 mEq/L | 0.08 |
| Chronic hypercapnia | 10 mmHg | 3.5 mEq/L | 0.03 |
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