This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Opioids, Subject name: Pharmacology
[{'content': 'A patient presented with vomiting and ataxia. There were oxalate crystals in the urine. The patient was given ethanol and 4 methyl pyrazole for treatment. The likely diagnosis of the patient was? \nSelect and explain. \nA. Methanol poisoning, B. Ethanol poisoning, C. Ethylene glycol poisoning, D. Diazepam poisoning', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (C) Ethylene glycol poisoning(Ref: Harrison 19/e p319)Symptoms of alcohol overdose along with oxalate crystalluria points towards ethylene glycol poisoning. It is confirmed because the patient is being treated with antidotes like ethanol and fomepizol (4 methyl pyrazole).', 'role': 'assistant'}]