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
Treatment of nasoalveolar cyst is? 
Select and explain. 
A. Aspiration, B. Excision, C. Cautery, D. Laser
B: Excision
Answer: B: Excision 
Explanation: Ans. is 'b' i.e., EncisionNasoalveolar cyst (nasolabial cyst) is a developmental cyst arising outside the bone in the nasolabial below alae nasi.It presents as smooth bulge or swelling of upper lip lateral to midline. It is painless, except in secondary infection.Nasoalveolar cyst are excised by sublabial approach.