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: ENT
[{'content': "Tear drop sign is seen in: \nSelect and explain. \nA. Fracture of floor of orbit, B. Fracture of lateral wall of nose, C. Le Fo's fracture, D. Fracture on zygomatic arch", 'role': 'user'}, {'content': 'Answer: A \nExplanation: "Tear Drop" sign is a radiological sign seen in blow out fracture of orbit. It signifies entrapment and herniation of orbital content through a defect in floor of orbit into maxillary antrum.', 'role': 'assistant'}]