This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
[{'content': 'Hypertrophic pyloric stanosis causes \nSelect and explain. \nA. Hyperkalemic metabolic alkosis, B. Hyperkalemic metabloic acidosis, C. Hyperkalemic metabolic alkalosis with paradoxical aciduria, D. Hypokalemic metabolic alkalosis with paradoxical aciduria', 'role': 'user'}, {'content': 'Answer: D \nExplanation: In\xa0Hypertrophic pyloric stenosis dehydration causes hypokalemic, hypochloremic metabolic alkalosis with paradoxical aciduria.', 'role': 'assistant'}]