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
Congenital Pseudoarthrosis is 
Select and explain. 
A. More commonly seen in femur, B. Associated with Neuro fibromatosis, C. Complication of osteomyelitis, D. True joint
B: Associated with Neuro fibromatosis
Answer: B: Associated with Neuro fibromatosis 
Explanation: None