<prompt> Increased anion gap is not seen in-Salicylate poisoningRenal tubular acidosisLactic acidosisEthylene glycol poisoning  <response>: The most common causes of high anion gap metabolic acidosis are: ketoacidosis, lactic acidosis, renal failure, and toxic ingestions. Ketoacidosis can occur as a complication of type I diabetes mellitus diabetic ketoacidosis, but can occur due to other disorders, such as chronic alcoholism and undernutrition. Ref Davidson 23rd edition pg 364 