The incidence of prostate cancer is increasing year by year with the improvement of living standard and medical detection technology, and it has become the second most common malignant tumor in the urological system, which has become an important reason affecting the health level and life expectancy of men over 50 years old in China. The cause of prostate cancer is still unclear and there is no better measure to prevent prostate cancer; all we can do for prostate cancer is early detection and early treatment. However, prostate cancer originates in the peripheral zone of the prostate gland, which is insidious and grows slowly. The early symptoms of prostate cancer can be similar to those of prostate hyperplasia. The progressive enlargement of the tumor presses the urethra of the prostate, causing progressive difficulty in urination and symptoms such as frequent urination, urgent urination, poor urination and increased nocturia. Bone pain. How to detect prostate cancer early. First of all, elderly men must pay attention to prostate cancer in their minds, do not ignore it, and do not think it is prostate enlargement when urinary symptoms appear, which delays the early diagnosis and early treatment of the disease. Secondly, men over 50 years old should have regular medical checkups, mainly anal finger examination and prostate specific antigen (PSA) test, and when abnormalities are found, they must be further examined under the guidance of a doctor. Prostate cancer is not fatal and only when it metastasizes distantly can it have serious effects. Early detection and early minimally invasive radical prostate surgery can prolong long-term survival and improve quality of life.