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:
- Urinary tract infection (UTI)
- Pyelonephritis (UTI that has reached as far as the kidney)
- Urinary stone disease
- Enlarged prostate (benign prostatic hypertrophy)
- Injury to the urinary tract
- Kidney (renal) disease
- Sickle cell disease
- Bladder cancer
- Kidney cancer
- Prostate cancer
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: