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The urine, which is formed in the kidneys, carries with it the red blood cells as it passes along any of these structures. Sometimes, menstrual blood may be found in the urine, as well as blood clots from vaginal bleeding, but these are not considered hematuria, since the origin of the blood is not the urinary tract.īleeding in the urinary tract can come from any part of this system, from the kidneys to the ureters, urinary bladder, and the urethra. Having liver disease which can cause discolored urine.Using medications which can affect urine color, such as phenazopyridine.Consuming food or drinks containing food colorings.Eating large amounts of dark colored foods like beets, rhubarb and berries.This means that in spite of the color, no blood may be found in the urine, and the change in color may be due to: Causes of Blood Clots in Urineīefore discussing the possible causes of hematuria, it is worthwhile to note that the urine may sometimes turn pink, red, or brown for reasons other than bleeding in the urinary tract. Seeing blood clots in urine is more common among women than in men and it may or may not be accompanied by pain. Hematuria occurs in up to 10% of the population, but only a few (about 3%) will see frank or gross hematuria, which refers to having a large amount of blood in the urine. The presence of blood cells in the urine may be detected incidentally on a routine urine test using a microscope, and this is medically known as microscopic hematuria. However, sometimes there are too little red blood cells in the urine, which cannot be seen by the naked eye. Often, when there are many red blood cells in the urine the urine color turns red, pink, or brownish, and this may considered hematuria, a medical term for blood in the urine. Seeing blood clots in the urine may be frightening, but it is a common problem.
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