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': 'A patient with HIV infection complains of rapidly progressive painless visual loss.Fundus shows exudates and haemorrhage especially along blood vessels. In this case, the treatment of choice would be- \nSelect and explain. \nA. Amphotericin B, B. Pentamidine, C. Acyclovir, D. Ganciclovir', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]