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': 'Bilateral proptosis and bilateral 6th nerve palsy in seen is: \nSelect and explain. \nA. Cavernous sinus thrombosis, B. Meningitis, C. Hydrocephalus, D. Orbital Cellulitis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: In cavernous sinus thrombosis, there is bilateral orbital involvement whereas in orbital cellulitis, it is unilateral.', 'role': 'assistant'}]