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: Skin
Nail's involvement is NOT a feature of: March 2003 
Select and explain. 
A. Psoriasis, B. DLE, C. Dermatomyositis, D. Lichen planus
B: DLE
Answer: B: DLE 
Explanation: Ans. B i.e. DLE Discoid lupus is a benign variant of SLE in which only the skin is involved.