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: Pathology
Which of the following statements about Xanthogranulomatous pyelonephritis is not true - 
Select and explain. 
A. Foam cells are seen, B. Associated with tuberculosis, C. Yellow nodules are seen, D. Giant cells may be seen
B: Associated with tuberculosis
Answer: B: Associated with tuberculosis 
Explanation: None