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: Dental
Milian's ear sign is positive in: 
Select and explain. 
A. Cellulitis, B. Erysipelas, C. Impetigo contagiosa, D. Borderline Tuberculoid Leprosy
B: Erysipelas
Answer: B: Erysipelas 
Explanation: Erysipelas is infection of dermal lymphatics by Group A Beta-hemolytic streptococi,characterized by erythema,tenderness and lesions have raised margins.
Milians's ear sign : positive, that is involvement of ear is seen in erysipelas.