The cure rate of germ cell tumor can reach more than 90%, germ cell tumor is a kind of tumor sensitive to radiotherapy, so the prognosis is better, through surgery, radiotherapy and chemotherapy, most of them can reach the goal of cure. Germ cell tumors can be divided into benign and malignant, and benign tumors can be cured by surgical resection. Malignant germ cell tumors are particularly sensitive to radiotherapy and chemotherapy, especially the use of chemotherapeutic drugs, which has greatly improved the 5-year survival rate of patients, from 10% in the past to 90%. The treatment plan for germ cell tumors includes surgical treatment, chemotherapy and radiotherapy. Since germ cell tumors are very sensitive to chemotherapy, 3-6 courses of combined chemotherapy are used after surgery, and radiotherapy is an adjuvant treatment to surgery and chemotherapy.