Bright Red Blood In Urine Kidney Stones. So are women over age 40. Often however the urine appears completely normal because there is not enough blood to cause a color change.
Blood can range in color from bright red to brown and is symptomatic of an underlying medical condition. Obstructive causes of bright red or bloody urine include the following. In this case the condition is called microscopic hematuria.
Passing blood clots in your urine however can be painful.
There are many different reasons for blood in urine. Bloody urine often occurs without other signs or symptoms. Blood leaks into the urine because the cells in the kidney filters that make up the blood vessels become damaged from a lack of blood flow. Gross hematuria produces pink red or cola colored urine due to the presence of red blood cells.