This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Medicine
[{'content': 'All of the following cause high anion gap metabolic acidosis except \nSelect and explain. \nA. Lactic acidosis, B. Salicylate poisoning, C. Ethylyene glycol poisoning, D. Ureterosigmoidostomy', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ureterosigmoidostomy causes non AG gap acidosisLactic acidosis and ethylene glycol poisoning lead to high AG acidosisSalicylate poisoning usually causes respiratory alkalosisRef: Harrison's 18/e p368, 369", 'role': 'assistant'}]