Hematuria Blood in the Urine
Urinary System

What is hematuria?

Hematuria is the presence of blood cells in the urine. Hematuria can be called either gross or microscopic.

  • Gross hematuria occurs when there is enough blood present in the urine that it is visible to the naked eye. It can turn toilet water a pale pink or bright red color.
  • Microscopic hematuria is a result of there being an amount of blood in the urine that can only be seen through a microscope.
  • Dipstick hematuria results when oxidation of the urine test strip causes a color change. It does not always mean that blood cells are present in the urine.

What are the causes of hematuria?

There can be a number of different causes of hematuria, some more serious than others. These conditions include, but are not limited to:

Please note that urine can also change colors due to food choices. Foods such as beets, blackberries, and rhubarb, as well as food with a lot of dyes, can cause your urine to change color.

What are the symptoms of hematuria?

Although blood in the urine is not always a significant symptom of disease, it can be an important warning sign to a possible health problem.

Bloody urine should never be ignored. Contact your doctor right away if there is blood in your urine, especially if you are also suffering from:

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