Increased anion gap is found in the following disorders except -: (A) Diabetic ketoacidosis, (B) Starvation ketosis, (C) Renal tabular acidosis, (D) Lactic acidosis
Answer is C. Causes of High-Anion Gap Metabolic Acidosis Lactic acidosis Toxins Ketoacidosis Ethylene glycol Diabetic Methanol Alcoholic Salicylates Starvation Propylene glycol Pyroglutamic acid (5-oxoproline) Renal failure (acute and chronic) (ref : harrisons, 19E , pg -318)