The effect of thymoma after surgery needs to be judged comprehensively according to the stage of thymoma, the type of pathology of the patient, and the mode of treatment. 1. Staging of thymoma: whether thymoma patients can get good prognosis is directly related to the stage of the disease. Patients with early stage of the disease generally have a better prognosis, but need regular follow-up. In the middle and late stages of the disease, comprehensive treatment is needed to prolong the survival cycle. 2. Pathologic type: The prognosis of patients with stage I thymoma after surgery is generally better, according to the Masaoka-Koga staging, the prognosis of patients with stage I thymoma is generally worse. 3. Treatment modality: Surgery is the first choice of treatment for thymoma. For patients who can undergo surgical resection, the prognosis is relatively good, but there is a risk of recurrence after surgery. However, there is a risk of recurrence after surgery. The disease can be treated with radiotherapy and chemotherapy after surgery. It is suggested that patients with thymoma should go to regular hospitals in time and actively cooperate with doctors for treatment.