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: Dental
Schamberg's purpura are seen on 
Select and explain. 
A. Face, B. Feet, C. chest, D. Arms
B: Feet
Answer: B: Feet 
Explanation: Schamberg purpura is the result of leakage of blood from small capillaries in the superficial papillary dermis. The resultant purpura is nonblanching but is not palpable. No pronounced damage occurs to the blood vessel walls, differentiating this condition from vasculitis Ref Harrison20th edition pg 1456