There are ways to do ultrasound to get a quick rise in urine: 1. Make an appointment for ultrasound in the morning time, if it is between 8-10am. Do not go to the bathroom in the morning and go straight to the hospital for the test. Some people can’t hold it for a long time, so you can not go to the bathroom in the second half of the night. When you get up and feel that the urge to urinate is not very obvious, drink two more glasses of plain water and rise very quickly. If the check ultrasound time appointment in the morning 10-12 o’clock, breakfast do not eat salty food, only drinking porridge or soybean milk and so on can also quickly rise urine. 2, if the ultrasound time appointment in the afternoon, it is recommended that lunch do not eat staple food, also do not eat too salty food. Just drink soups, juices, etc., and then bring your own drinking water, and keep drinking on the way to the hospital can also quickly rise urine. 3, emergency patients need to hold urine examination, you can let the doctor insert the ureter. Through the ureter to the bladder saline injection of about 500mL, artificial urine to make the bladder full can also be checked.