Based on the following ABG results, what is the most likely acid-base diagnosis? pH = 7.43, PCO2 = 39 mm Hg, HCO3– = 25.1 mEq/L
a. Acid-base status within normal limits
b. Fully compensated metabolic acidosis
c. Fully compensated respiratory alkalosis
d. Partially compensated metabolic acidosis
ANS: A
As all the ABG values are within normal limits the gas must be normal.
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