This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Dermatitis, Subject name: Dental
[{'content': 'True about atopic dermatitis are all except - \nSelect and explain. \nA. Pruritus, B. Scratching, C. Mica like scales, D. Xerosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Mica like scales are characteristic of pityriasis lichenoidis chronica(PLC) Pruritus,scratching and Xe rosins are the features of atopic dermatitis. Ref Harrison20th edition pg 2341', 'role': 'assistant'}]