This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fracture Management, Subject name: Orthopaedics
[{'content': "You are posted as an intern in causality. Which among the followings with fractures will be your 1st priority to call oho PG and inform? \nSelect and explain. \nA. Patient's finger is blackening, B. Patient cannot extend his arm, C. A 10 cm abrasion, D. Intra - aicular fracture of elbow joint", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ohopedic emergency:1. Pelvic fracture 2. Vascular injury 3. Septic ahritis', 'role': 'assistant'}]