Compensated acid-base disorders

The table below provides a summary of compensated acid-base disorders. [9]

DisorderpHHCO₃⁻ (Bicarbonate)CO₂ (Pco₂)
Metabolic acidosis↓ (< 7.35)↓ primary decrease↓ compensatory decrease
Metabolic alkalosis↑ (> 7.45)↑ primary increase↑ compensatory increase
Respiratory acidosis↓ (< 7.35)↑ compensatory increase↑ primary increase
Respiratory alkalosis↑ (> 7.45)↓ compensatory decrease↓ primary decrease