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': 'A patient with ear discharge presents with diplopia and fever. What is the most probable diagnosis? \nSelect and explain. \nA. CSOM, B. Meningitis, C. Lateral sinus thrombosis, D. Petrositis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Presence of fever and diplopia in a patient with ear discharge suggests lateral sinus thrombosis, an intracranial complication of chronic suppurative ottitis media.', 'role': 'assistant'}]