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
Treatment of Non-union of # shaft femur - 
Select and explain. 
A. Open reduction with external fixation, B. Excision of the bone, C. Bone grafting with internal fixation with K-Nail, D. All of the following
C: Bone grafting with internal fixation with K-Nail
Answer: C: Bone grafting with internal fixation with K-Nail 
Explanation: Treatment of choice is open the fracture site for bone grafting and internal fixation.
Internal fixation technique may be : -
Intramedullary interlock nailing (Preferred)


Intramedullary 'K' nailing
Plating (compression plaiting).