Metabolic Acidosis

Check Plasma Anion Gap

> 16: Ketoacidosis, Lactic acidosie, Renal failure, Ingestions (Salicylates, Methanol, Ethylene Glycol, Paraldehyde)

< 16: check Urinary Anion Gap

• Positive (>0): Renal tubular acidosis, Renal Failure
• Negative (<0): Diarrhea