Painful urination after bladder intervention may be due to infection, urethral injury, chemotherapy drug stimulation, etc., and the cause should be identified in time.
1. Infection: due to the need for indwelling urinary catheterization after bladder intervention, and bladder intervention sometimes need to carry out multiple interventions at a certain time, which may increase the risk of infection, due to the inflammation stimulation of the bladder, urethra mucous membrane when the symptoms of pain, usually accompanied by urinary frequency, urgency, hematuria and other symptoms.
2. Urethral injury: the urethral mucosa may be damaged in the process of bladder perfusion, if there is a break, the patient may urinate to stimulate the damaged area with special pain symptoms, and sometimes there may be bleeding symptoms.
3. Chemotherapeutic drug stimulation: bladder interventional drugs are often chemotherapeutic drugs, for the urethra and bladder mucosa have a certain degree of irritation, resulting in pain symptoms.
To summarize, there are many causes of urinary pain after bladder intervention, it is recommended to go to the hospital.