This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Orthopaedics
[{'content': "Subtrochanteric fractures of femur can be treated by all of the following methods except: \nSelect and explain. \nA. Smith Patersen Nail, B. Condylar blade plate, C. Ender's nail, D. Skeletal traction on Thomas splint", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Smith Patersen Nail was previously used for internal fixation of fracture neck of femur. IMAGE OF ENDERS NAIL Ref : Maheswari 9th ed', 'role': 'assistant'}]