Which of the following ABG values reflects compensation?
a. pH, 7.26; PaCO2, 55 mm Hg; HCO3–, 24 mEq/L
b. pH, 7.30; PaCO2, 32 mm Hg; HCO3–, 18 mEq/L
c. pH, 7.48; PaCO2, 30 mm Hg; HCO3–, 22 mEq/L
d. pH, 7.38; PaCO2, 58 mm Hg; HCO3–, 30 mEq/L
D
The pH is within normal limits, and both the PaCO2 and the HCO3– values are abnormal. Compensated respiratory acidosis values include a pH of 7.35 to 7.39, PaCO2 above 45 mm Hg, and HCO3– above 26 mEq/L
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