Early stage kidney cancer is not at all scary. Kidney cancer belongs to malignant tumors, which is a relatively serious disease. If effective treatment cannot be taken in time, the disease will continue to progress and spread and metastasize, threatening patients’ life and health. However, early-stage kidney cancer usually has limited lesions confined within the kidney, which can be cured by preserving renal unit surgery (surgery that preserves kidney) or radical nephrectomy, which has a higher possibility of cure. Moreover, kidney cancer is not sensitive to radiotherapy as well as hormone therapy, and it is also less effective to chemotherapy of drugs, which can usually remove the lesions after radical surgical resection and does not need further treatment. Early kidney cancer should be detected, diagnosed and treated early to avoid delaying the treatment, and follow the doctor’s instruction to go to the hospital for rechecking regularly.