Sinus cyst treatment methods are as follows: 1, conservative treatment: for cysts smaller, asymptomatic patients, with the increase in the size of the cyst cyst wall may be naturally ruptured, outflow of yellowish or brownish-yellow cystic fluid, the patient does not feel uncomfortable; 2, surgical treatment: for cysts larger, mucus cysts around the destruction of the bone of the patient, the operation will be a complete excision of the cyst wall, the prognosis is better. Surgery is relatively simple, and there is no wound on the face. Surgery is performed in the nasal cavity or in the mouth to make an incision, and the cyst is removed by entering the diseased sinus cavity through the nasal endoscope. Postoperative results are excellent.