I. Cryptorchidism should be corrected before the aromatic stage. Follow up after surgery to prevent and control in advance. Active treatment of non-gonococcal or herpes virus-induced infections, prevention of mumps, and avoidance of testicular atrophy. The first is to investigate the gastrointestinal reactions and nephrotoxicity caused by cisplatin, so that timely symptomatic treatment. Early treatment of testicular ectopia and cryptorchidism, avoidance and treatment of testicular and epididymal inflammation. Five, quit smoking and alcohol, a few or no spicy food. The patient is advised to have a nutritious diet and intravenous high nutrient therapy to ensure the successful completion of radiotherapy and chemotherapy. Seven, to investigate the patient’s breathing changes to alert the pulmonary fibrosis. Also pay attention to stomatitis, fever and allergy management.