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': 'Cryptococcus rarely cause infection of \nSelect and explain. \nA. Kidney, B. Skin, C. Bone, D. Brain', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Cryptococcus neoformans, a capsulated yeast is the causative agent, it is the only deep mycoses present in India .\nIt has a spherical budding cell with a prominent polysaccharide capsule.\nIt is a true yeast and gram positive the capsule can be demonstrated using india ink or nigrosin staining\xa0\nDisease is usually asymptomatic and seen in immunocomprmised individuals, pulmonary cryptococcosis may lead to mild pneumonitis, cryptococcal meningitis occurs by haematogenous spread, skin,\xa0bone and lymph nodes are most commonly affected.\n\nRef : Textbook of Microbiology, C P Baveja 5th Edition pg no:556', 'role': 'assistant'}]