Our Symptom checker provides clinical advice on what to do next based on your symptoms.
When you have urinary retention, it feels as though your bladder is full but you are unable to pass urine. If this condition come on suddenly, it is recommended you seek urgent medical attention. Learn more about urinary retention here.
Most people only need catheters temporarily, although some people need to use them on permanent basis. Catheter problems can include leaking, blockages and the catheter tube falling out. Learn more about catheter problems here.
Your urinary system removes waste from your blood in the form of urine. It also helps regulate your blood volume and pressure, and controls the level of chemicals and salts in your body's cells and blood. Learn more here.