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': 'Tripod fracture is seen in- \nSelect and explain. \nA. Mandible, B. Maxilla, C. Nasal bone, D. Zygoma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Clinical Featuers of Zygoma Fracture: (also k/a Tripod Fracture) \n\nFlattening of malar prominence\nSwelling of cheeks\nEcchymosis of lower eyelids\n\xa0Unilateral epistaxis\nNumbness over infraorbital part of face\nDiplopia and restricted ocular movements\nTrismus due to depression of zygoma on underlying coronoid process\xa0\nPeriorbital emphysema due to escape of air from the maxillary sinus on nose blowing\xa0\nStep deformity of infraorbital margin.\xa0\n\nNOTE:\n\nAfter nasal bones, zygoma is the second most frequently fractured bone\nThe fracture and displacement can best be viewed by water’s view\nT/t – only displaced fractures require open reduction and internal wire fixation.', 'role': 'assistant'}]