This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fungal infections, Subject name: Dental
[{'content': 'A 12-year-old girl present with a well-defined annular pruritic lesion over the the neck with central clearing that is gradually progressive over the last 8 months. The likely diagnosis is - \nSelect and explain. \nA. Annular psoriasis, B. Lupus vulgaris, C. Tinea corporis, D. Leishmaniasis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Tinea corporis / glabrosa / circinate is manifested by well-demarcated, annular, pruritic, active margins, scaly lesions that undergo central clearing. These are sharply demarcated lesions with raised edges. Central crusting - Leishmaniasis Central scarring - Lupus vulgaris Annular pustular psoriasis : rare variant of pustular psoriasis. having an annular, or circinate, lesion morphology, with a tendency to spread and form enlarged rings.', 'role': 'assistant'}]