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 fibrous dysplasia 
Select and explain. 
A. Associated with McCune-Albright syndrome, B. Associated with mazabraud syndrome, C. Shepherd Crook deformity of femur, D. Biopsy is contra-indicated
D: Biopsy is contra-indicated
Answer: D: Biopsy is contra-indicated 
Explanation: Mazabraud syndrome- Polyostotic fibrous dysplasia with intramuscular myxomas.