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
ANCA is NOT associated with which of the following disease: 
Select and explain. 
A. Wegener's Granulomatosis, B. Henoch Schonlein Purpura, C. Microscopic Polyangitis, D. Churg Strauss syndrome
B: Henoch Schonlein Purpura
Answer: B: Henoch Schonlein Purpura 
Explanation: Answer is B (Henoch Schonlein Purpura): Henoch Schonlein Purpura is an ANCA Negative Vasculitis