The sequelae of nasal polyp surgery, in general, there is no sequelae, the purpose of this surgery is to remove the lesion, and then the sinus opening of the nasal cavity in the sinus opening from the sinonasal tract drainage, conducive to the treatment of the disease, to achieve the purpose of cure, talk about sequelae. However, patients who have nasal polyp surgery may have complications, there are generally three types of routine: 1, intracranial complications: such as intracranial hematoma, emphysema, cerebrospinal fluid nasal leakage; 2, intraorbital complications: common intraorbital hematoma, then the eye can not turn, internal rectus muscle damage, optic nerve damage, the patient may be blind, which is a very serious complication; 3, intranasal complications: nasal complications common nasal adhesions, the sinus orifice atresia, etc.; 4. Intraoperative hemorrhage: it is common to have some of these complications. If the surgery is strictly screened a surgeon for preoperative evaluation, understand the preoperative anatomical structure, fully make preparations; carefully identify some anatomical structures during surgery, know where is safe where is not safe, so it is very comfortable to avoid complications, surgery pour no obvious sequelae.