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
A 42 yearold female has palpable purpura with rash over buttocks, pain in abdomen, and ahropathy diagnosis is - 
Select and explain. 
A. Sweet syndrome, B. HSP, C. Purpura fulminans, D. Meningococcernia
B: HSP
Answer: B: HSP 
Explanation: HSP a small vessel vasculitis is commonly seen in young males characterized by palpable purpura of dependent areas. It is associated with ahritis, gut vasculitis and glomerulonephritis. Page 309. Reference IADVL's concise textbook of dermatology