This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and paranasal sinuses, Subject name: ENT
[{'content': 'orbital cellulitis is complication of: \nSelect and explain. \nA. para sinusitis, B. Faciomaxillary trauma, C. Endoscopic sinus surgery, D. All of these', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Orbital cellulitis can occur as a complication of sinusitis and injuries.As far as endoscopic sinus surgery is concerned,it can lead to orbital and intracranial complications so orbital cellulitis can occurvin it also. Ref Scott Brown 7/e,Vol 2,p 1485.', 'role': 'assistant'}]