This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pelvis & Injuries, Subject name: Orthopaedics
Most common complication of intertrochanteric fracture femur is:(NEET 2013; WB 1999; AI 1998, 1988; DELHI 1997) 
Select and explain. 
A. Malunion, B. Non-union, C. Osteoarthritis, D. Nerve injury
A: Malunion
Answer: A: Malunion 
Explanation: (a) Malunion- Most common complications of intracapsular fracture -AVN followed by non-union.- Most common complication of extracapsular fracture - Malunion.