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
Sago grain like vesicular eruption is seen in? 
Select and explain. 
A. Pompholyx, B. Seborrhoeic dermatitis, C. Atopic dermatitis, D. Syphilis
A: Pompholyx
Answer: A: Pompholyx 
Explanation: Ans. is 'a' i.e., Pompholyx