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': 'Septal hematoma is treated with: \nSelect and explain. \nA. Incision/ drainage, B. Antibiotics, C. Nasal packing, D. Decongestants', 'role': 'user'}, {'content': 'Answer: A \nExplanation: If a septal hematoma is present, the hematoma should be incised, drained, and packed to prevent recurrence. Prompt treatment of septal hematomas should prevent complications such as ischemia of the septal cailage, which can lead to permanent necrosis and a saddle-nose deformity.', 'role': 'assistant'}]