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: Medicine
[{'content': 'Treatment of choice for secondary hyperaldosteronism is: \nSelect and explain. \nA. Drug management, B. Unilateral adrenalectomy, C. Both, D. None', 'role': 'user'}, {'content': 'Answer: A \nExplanation: →\u202fPrimary\u202fhyperaldosteronism –\xa0Unilateral adrenalectomy.\xa0\n→\u202fBilateral\u202fhyperplasia –\u202fDiuretics (water pills).\xa0\n→\u202fSecondary\u202fhyperaldosteronism –\u202fDrug management.', 'role': 'assistant'}]