ABG Practice – Part 1

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Interpret the following ABG Values to determine what type of Acid-Base Imbalance is present.

Uncompensated examples

1) pH: 7.30, PaCO₂: 38, HCO₃^–: 18

2) pH: 7.25; PaCO₂: 50; HCO₃^–: 23

3) pH: 7.49; PaCO₂: 33; HCO₃^–: 25

Partially Compensated examples

1) pH: 7.48; PaCO₂: 47; HCO₃^–:30

2) pH: 7.33; PaCO₂: 49; HCO₃^–: 28

3) pH: 7.52; PaCO₂: 52; HCO₃^–: 33

Compensated examples

1) pH: 7.43; PaCO₂: 27; HCO₃^–: 18

2) pH: 7.35; PaCO₂: 48; HCO₃^–: 31

3) pH: 7.39; PaCO₂: 34; HCO₃^–: 21

Unknown – Figure it out for yourself! 🙂

1) pH: 7.32; PaCO₂: 33; HCO₃^–: 20

2) pH: 7.49; PaCO₂: 30; HCO₃^–: 25

3) pH: 7.32; PaCO₂: 47; HCO₃^–: 30

4) pH: 7.43; PaCO₂: 48; HCO₃^–: 35

5) pH: 7.38; PaCO₂: 43; HCO₃^–: 24

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