Can small stones cause blood in urine?

Small stones in the urinary system can also cause symptoms of urinary blood, lumbago or abdominal pain. These are all caused by the rupture of urinary tract mucosa during the stone discharge process, which is related to these factors. It may also be that the mucosa is damaged and infected during the stone discharge process. At this time, symptoms of urinary blood can also be shown, but further examination in the hospital is still needed to exclude bleeding caused by other factors. For example, there are urinary tract tumors associated with stones, then can also show urine blood. But if the examination determines that there are only small kidney stones, then it is recommended to drink more water, more urination, as long as there is no persistent bleeding, you can continue clinical observation, after drinking more water, general hematuria can be improved to varying degrees. If there is infection after examination, oral anti-infection drugs are needed if necessary, and then more drinking water, more urination, or auxiliary stone discharge drugs to promote stone discharge, infection control, stone discharge, hematuria can stop.