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': "A patient made a self-diagnosis of athlete's foot (tinea pedis) and began using a product advertised on television. The condition improved but did not clear and then the patient showed himself to a Dermatologist. A skin scraping was sent to the laboratory for culture, including culture for fungi. The fungal culture yielded a slow growing colony, which produced a few small microconidia. This is consistent with isolation of a dermatophyte of the genera \nSelect and explain. \nA. Trichophyton, B. Microsporum, C. Epidermophyton, D. Trichosporon", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Tinea pedis is Dermatophytic infection of plantar aspect of foot\nCaused by T. rubrum, E. floccosum and T. mentagrophytes.\nIt is frequently seen among individual wearing shoes for long hours.\nWarmth and moisture produced by shoes are key factors in maintaining infection.\nTrichophyton spp. generally produces abundant Microconidia with few Macroconidia and Microsporum produces\xa0few Microconidia.\nEven though in this question it is mentioned that the isolate produced few Microconidia, I feel the most appropriate\xa0answer is Trichophyton, as Microsporum does not cause T. pedis', 'role': 'assistant'}]