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': "Posada's fracture is \nSelect and explain. \nA. Trascondylar fracture of humerus, B. Fracture lateral condyle of humerus, C. Fracture medial condyle of humerus, D. Fracture anatomical neck of humerus", 'role': 'user'}, {'content': "Answer: A \nExplanation: Posada's fracture Transcondylar humeral fracture with displacement of the distal fragment anteriorly and dislocation of the radius and ulna from the bicondylar fragment.Posada's fracture Transcondylar humeral fracture with displacement of the distal fragment anteriorly and dislocation of the radius and ulna from the bicondylar fragment.(Refer: Kenneth Koval's Handbook of fracture, 5th edition)", 'role': 'assistant'}]