Toripalimab Combined With Radiotherapy and Chemotherapy in the Treatment of SNMM After Endoscopic Surgery

Inclusion criteria

• ✓.Pathologically diagnosed as sinonasal malignant mucosal melanoma, locally resectable and no contraindication for surgery or radiation. 2.T3 and T4. 3.Age ≥18 year-old 4.No distant metastasis 5.No head and neck radiation and systemic anti-tumor therapy performed in the past 5 years. 6.The performance status of the Eastern Cooperative Oncology Group(ECOG) is 0-2 points and surgery after general anesthesia and postoperative radiation could be tolerated. 7.Accepted organ function