This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Elbow injuries, Subject name: Orthopaedics
[{'content': 'The malunion of Supracondylar fracture of the humerus most commonly involved in ? \nSelect and explain. \nA. Flexion defornity, B. Cubitus varus, C. Cubitus valgus, D. Extension deformity', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Cubitus varus also known as gun stock deformity It is the most common complication of Supracondylar fracture of humerus Refer Maheshwari 9th /e p 102', 'role': 'assistant'}]