This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Viral infections, Subject name: Dental
[{'content': 'Pseudo-isomorphic phenomenon is seen in: \nSelect and explain. \nA. Vitiligo, B. Psoriasis, C. DLE, D. Plane Was', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Isomorphic also known as Koebner phenomenon True Koebner seen in vitiligo, psoriasis and lichen planus Pseudo Koebner seen in was, molluscum contagiosum', 'role': 'assistant'}]