This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
Secondary amyloidosis complicates which of the following? 
Select and explain. 
A. Pneumonia, B. Chronic glomerulonephritis, C. Osteosarcoma, D. Chronic osteomyelitis
D: Chronic osteomyelitis
Answer: D: Chronic osteomyelitis 
Explanation: Reactive systemic amyloidosis Associations TB Bronchiectasis Chronic osteomyelitis RA - in 3% Ankylosing spondylitis IBD Heroin abusers RCC Hodgkin lymphoma