This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Renal Tubular And Obstructive Disorders, Subject name: Pediatrics
[{'content': "An infant with failure to thrive, hypeension, metabolic acidosis and hyperkalemia presents to a clinician. Most probable cause is? \nSelect and explain. \nA. Liddle's syndrome, B. Bater's syndrome, C. Gitelman's syndrome, D. Gordon syndrome", 'role': 'user'}, {'content': "Answer: D \nExplanation: Out of the given causes, hyperkalemia is seen only in Gordon syndrome or familial hyperkalemic hypeension Liddle syndrome: hypeension, hypokalemia & metabolic alkalosis Gitelman's syndrome: hypokalemia & metabolic alkalosis Bater's syndrome: hypokalemia, hypochloremic metabolic alkalosis, hypercalciuria with nephrocalcinosis.", 'role': 'assistant'}]