Home » Orthopaedics » Metabolic Acidosis: Diff Dx Metabolic Acidosis: Diff Dx - See ABG AG: Endogenous; AG: Exogenous Lactic Acid Aspirin Hypovolemia ketoacidosis Methanol DKA Starv. Uremia Renal Failure Rhabdomyolysis - elevated CK, myoglobin ETOH Ethylene glycol Hyperaliment Dialysis Buffer TPN