Cystoscopy generally requires anesthesia, disinfection, and lubrication before the scope is inserted through the urethra and directly into the bladder so that the internal structure of the bladder can be observed. Before cystoscopy, it is usually necessary to give local anesthesia to the urethra first, and then give local disinfection to the perineal area, and then inject the surface lubricant into the urethra. After the mirror is sufficiently lubricated, it will enter directly from the urethra, and then pass through the urethra to reach the bladder, and then carry out observation. Cystoscopy may damage the mucous membrane, thus the phenomenon of hematuria, do not worry too much, usually after 3 to 5 days can return to normal. In addition, there may be burning pain in the urethra after the operation, you can drink more water to promote urination, pay attention to rest, usually 1 to 2 days after gradual relief. If you need to carry out cystoscopy, it is recommended to go to a regular hospital, so as to avoid the operation of irregularities caused by the adverse consequences of the operation, postoperative care, follow the doctor’s instructions for medication to avoid infection.