Urology Guide
Blood in Urine: Why It Should Be Checked
Blood in urine is called hematuria. It can be visible or detected only on a urine test. Causes range from infection and stones to prostate or urinary-tract conditions, so it should not be self-diagnosed.

Urology GuidePatient education · General information
What to know
Blood in urine is called hematuria. It can be visible or detected only on a urine test. Causes range from infection and stones to prostate or urinary-tract conditions, so it should not be self-diagnosed.
Common points to discuss with a doctor
- Visible pink, red or brown urine
- Blood found on urinalysis
- Burning or urinary symptoms
- Back, side or bladder discomfort
Medical note
Blood in the urine can have many causes. A clinician can determine which tests are appropriate.
References: This educational article was prepared using patient-information resources from NIDDK, NHS and/or the U.S. National Cancer Institute. It is not a substitute for individual medical advice.