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
Most common complication of transcerincal fracture neck of femur is 
Select and explain. 
A. Non union, B. malunion, C. Avascular necrosis, D. None
C: Avascular necrosis
Answer: C: Avascular necrosis 
Explanation: None