This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2018, Subject name: Orthopaedics
Most common site of osteomyelitis in children 
Select and explain. 
A. Diaphysis, B. Metaphysis, C. Epiphysis, D. Growth plate
B: Metaphysis
Answer: B: Metaphysis 
Explanation: Overall Most common location of osteomyelitis is metaphysis. It is due to high vascularity, hair-pin loop system of blood supply, more prone to trauma and monocyte-macrophage system is weaker. Most common pa of osteomyelitis is lower end of Femur. Most common organism of osteomyelitis is staphylococcus aureus.