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: Medicine
In Still's disease the transient cutaneous rash coinside with the fever spike. The rash is due to: 
Select and explain. 
A. Neutrophil infiltration in the dermis, B. Lymphocyte infiltration in the dermis, C. Eosinophil infiltration in the dermis, D. None of the above
A: Neutrophil infiltration in the dermis
Answer: A: Neutrophil infiltration in the dermis 
Explanation: The rash in still's disease is due to neutrophil infiltration in the dermis. Ref: Harrisons Principles of Internal Medicine, 18th Edition, Page 416