Patients with recurrence of adenoid cystic carcinoma of nasal septum need to receive treatment again, generally adopting surgical treatment, chemotherapy and radiotherapy. 1. Surgery: patients with recurrence need to complete relevant examination to clarify the site of recurrence and the type of tumor, and those who are qualified for surgery are recommended to take priority to surgery. 2. Chemotherapy: after surgery, patients can choose chemotherapy to prevent cancer cells from transferring to other parts of the body through the bloodstream. 3. Radiation therapy: recurrent or advanced adenoid cystic carcinoma of nasal septum usually needs to be treated with radiation therapy, and inoperable patients also need to be treated with radiation therapy to control the development of the disease. Patients with recurrent adenoid cystic carcinoma of nasal septum are suggested to actively cooperate with doctors’ treatment, early detection, early diagnosis and early treatment can effectively improve patients’ prognosis and quality of life.