Urine occult blood test a plus sign a minus sign what does it mean

Urine occult blood (+-

) belongs to a urine routine examination result, which is more common in clinical practice, indicating that there are more red blood cells in urine, which may be related to physiological factors. For example, people who do not like exercise at ordinary times, if they suddenly exercise violently, they may increase the burden on the kidneys, so that a small number of red blood cells are filtered out, and then they are expressed as urine occult blood (+-); it may also be related to pathological factors. Such as glomerulonephritis, cystitis, bladder stones, etc., these diseases can lead to urinary tract mucosal rupture, bleeding, and then cause the above situation.