Treatment of complex maxillary sinus through windowing middle meatus maxillary sinus and the frontal recess of tears under nasal endoscope

Objective To explore the feasibility and efficacy of windowing middle meatus maxillary sinus and the frontal recess of tears to treat complex maxillary sinus under the nasal endoscope. Methods Clinical data of 22 patients with complex maxillary sinus lesions were analyzed retrospectively,which were adopted by the approach surgical treatment of through windowing middle meatus maxillary sinus and the frontal recess of tears.In which varus papilloma in 11 cases,5 cases of fungal maxillary sinusitis,3 cases of hemorrhagic and necrotic polyps,recurrent nasal polyps in 3 patients.After operation,they were all taken CT or MRI examination.Nasal cavity and other sinus lesions were first removed,the maxillary sinus ostium were opened through the nasal passages.Then,the maxillary sinus lesions were removed by the frontal recess of tears operation. Results Through the treatment of postoperative nasal cavity irrigation,these cases were followed up for 6 to 18 months.All cases incisions were healed completely,sinus cavity epithelium and clinical symptoms disappeared gradually.No injuries of nasolacrimal duct and complications such as facial numbness. Conclusion The method of the nasal passages joint the frontal recess of tears to treat the complex maxillary sinus benign lesions is a worthy selection of surgical procedures.Its eye shot is open and convenient operation,it can remove maxillary sinus lesions thoroughly and has fewer complications. Key words: Maxillary sinus; Nasal cavity; Natural orifice endoscopic surgery