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: Surgery
[{'content': 'Which of the following fracture cause cubitus varus deformity as a complication? \nSelect and explain. \nA. Fracture lateral condyle of humerus, B. Supra condylar fracture of humerus, C. Fracture radial head, D. Chronic osteomyelitis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Cubitus varus deformity or gun stalk deformity is a common late complication of supra condylar fracture of humerus. Other late complications associated with it are myosistis ossificans and Volmann's ischemic contracture. Reference: Essential Ohopaedics By J Maheswari , 3rd edition page 85.", 'role': 'assistant'}]