Normal Arterial Blood Gas Values
03/07/2009 12:40
|
Normal Arterial Blood Gas |
|
|
pH |
7.35 – 7.45 |
|
PaO2 |
70-100 mm Hg |
|
PaCO2 |
35 – 45 mm Hg |
|
HCO3 |
22 – 26 mEq/L |
|
Base excess |
-2 to 2 mEq/L |
|
SaO2 |
93 – 98% |
|
Fully Compensated States |
||||
|
|
pH |
PaCO2 |
HCO3 |
|
|
Respiratory Acidosis |
normal, but <7.40 |
↑ |
↑ |
|
|
Respiratory Alkalosis |
normal, but >7.40 |
↓ |
↓ |
|
|
Metabolic Acidosis |
normal, but <7.40 |
↓ |
↓ |
|
|
Metabolic Alkalosis |
normal, but >7.40 |
↑ |
↑ |
|
|
Partially Compensated States |
||||
|
|
pH |
PaCO2 |
HCO3 |
|
|
Respiratory Acidosis |
↓ |
↑ |
↑ |
|
|
Respiratory Alkalosis |
↑ |
↓ |
↓ |
|
|
Metabolic Acidosis |
↓ |
↓ |
↓ |
|
|
Metabolic Alkalosis |
↑ |
↑ |
↑ |
|
This is an in-depth self-learning packet about ABG Interpretation