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': 'Most common site for osteoma is - \nSelect and explain. \nA. Maxillary sinus, B. Ethmoid sinus, C. Frontal sinus, D. Sphenoid sinus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Craniofacial osteomas are benign tumors often originating in the paranasal sinuses\nThe frontal sinus is the most frequent location followed by the ethmoid, maxillary and sphenoid sinus, respectively\nAge of presentation = second to fifth decade with a male–femate ratio – 3:1.\nPresentation:\n\n––Generally they are an incidental finding on radiography\n––It may produce symptoms like –\n––Visual impairment\n–– Intracranial neurological complications like meningitis or pneumocephalus with seizure.\nManagement\nRemoval by endoscopic sinus surgery.', 'role': 'assistant'}]