Renal tumors are occupations on the kidneys of indeterminate nature and are collectively referred to as tumors. Renal tumors may be benign, such as misshapen tumors, renal cysts, etc., or malignant, such as renal cell carcinoma, nephroblastoma, etc. 1. Benign tumors: If the tumor is misshapen tumor, renal cyst, etc., it is usually not life-threatening, and the patient needs to follow up and monitor regularly, and review the ultrasound of urinary system to observe the size change of benign tumors, and it can also be cured by surgical treatment. 2. Malignant tumors: if it is renal cell carcinoma, nephroblastoma and other tumors are malignant tumors, according to the specific grading and staging of patients, the treatment plan will be different. Early stage of the disease requires active radical treatment by surgery in order to effectively reduce the recurrence and metastasis rate and prolong the survival period. If renal space occupation is found, it is recommended that patients go to the urology department in time to clarify the cause of the disease, early diagnosis and early treatment.