This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mycology, Subject name: Microbiology
[{'content': 'Darling disease is caused by - \nSelect and explain. \nA. Histoplasma, B. Candida, C. Cryptococcus, D. Rhizopus', 'role': 'user'}, {'content': "Answer: A \nExplanation: Histoplasmosis or Darling's disease is caused by dimorphic fungus - Histoplasma capsulatum. It is called Darling's disease because it was found by Samuel Darling in histopathologic specimens about a century ago. Reservoir: Humid and acidic soil containing bird or bat droppings. Clinical Manifestations: Pulmonary histoplasmosis: It is the most common form. Acute form stas as mild flu like illness Chronic form - Cavitary histoplasmosis Disseminated histoplasmosis develops if CMI is very low (as in HIV).", 'role': 'assistant'}]