High Anion Gap Metabolic Acidosis | Non-Anion Gap Metabolic Acidosis |
Common Causes | Low Potassium |
· Lactic Acidosis · Ketoacidosis · Acute kidney injury · Chronic kidney disease · Ethylene glycol poisoning · Methanol poisoning · Salicylate overdose/poisoning | · Renal Tubular Acidosis · GI losses/Diarrhea · Ureteral diversions · Surgical drainage or fistula · Post-hypocapnic acidosis |
Uncommon Causes | Normal or High Potassium |
· Diethylene glycol poisoning · Propylene Glycol poisoning · 5-oxoproline acidosis · d-lactic acidosis | · Renal tubular acidosis · Early renal failure · Hydronephrosis · Hypoaldosteronism · Drug-induced · Addition of inorganic acids · Sulfur toxicity · Cholestyramine |
Other | |
· Excessive fluid administration/expansion acidosis · Cation exchange resin |