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: Microbiology
[{'content': 'Amongst the following, which is the rarest oppounistic fungal infection seen in AIDS patient: September 2008 \nSelect and explain. \nA. Cryptococcosis, B. Candidiasis, C. Histoplasmosis, D. Aspergillosis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D: Aspergillosis The commonly encountered fungal infections in HIV-positive patients are candidosis, cryptococcosis and histoplasmosis. Other fungal infections like coccidiodomycosis and Penicilliosis marneffei are seen usually in geographically restricted areas.', 'role': 'assistant'}]