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: Orthopaedics
False about chronic osteomyelitis 
Select and explain. 
A. RIM sign on MRI, B. Leads to Amyloidosis, C. Ciemy  and mader classification, D. Negative pressure wound therapy uses a pressure of -60 mmHg
D: Negative pressure wound therapy uses a pressure of -60 mmHg
Answer: D: Negative pressure wound therapy uses a pressure of -60 mmHg 
Explanation: Negative pressure wound therapy / vaccum assisted closure uses pressure between -75 to -125 mmHg