This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney & Ureturs, Subject name: Surgery
[{'content': 'Lreterosigmoidostomy complications- \nSelect and explain. \nA. Hyperchloremic with hypokalemic acidosis, B. Hyperkalemia, C. Metabolic alkalosis, D. Hyponatremia', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e.. Hyperchloremia with hypokalemic acidosis o Hyperchloremic metabolic acidosis with hypokalemia.", 'role': 'assistant'}]