This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Management in Orthopedics, Subject name: Orthopaedics
Jefferson fracture is - 
Select and explain. 
A. Fracture of atlas, B. Fracture of axis, C. Fracture of spinous process of C7, D. Fracture of any cervical veebra
A: Fracture of atlas
Answer: A: Fracture of atlas 
Explanation: Jefferson&;s fracture is the fracture of C1 veebra (atlas). Reference- Maheshwari-9th edn- pg no 3