This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Autoimmune Skin Disorders, Subject name: Skin
Grotton papules are seen in? 
Select and explain. 
A. SLE, B. Dermatomyositis, C. CREST syndrome, D. Rosacea
B: Dermatomyositis
Answer: B: Dermatomyositis 
Explanation: Ans. is 'b' i.e., Dermatomyositis * Gottron's papules (lilac or violaceous papules on knuckles and dorsa of hands) are a characteristic feature of dermatomyositis.