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: Pathology
[{'content': 'Pautriers microabscess is seen in - \nSelect and explain. \nA. Psoriasis, B. Mycosis fungoides, C. Lichen planus, D. Leprosy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: In mycosis fungoides, T cells characteristically form bandlike aggregates within the superficial dermis and invade the epidermis as single cells and small clusters (Pautrier microabscesses).', 'role': 'assistant'}]