Urine test three plus signs

Urine test three plus signs, usually refers to urine inside there is a test abnormal, three plus signs indicate that this substance content is relatively high. Urine test more common inspection items are urine occult blood, urine white blood cells, urine protein. If urine occult blood three plus signs, indicating that there is a lot of blood in urine, need to actively look for the cause of urine blood; Urine white blood cell three plus signs indicate urinary tract infection, urine protein three plus signs indicate that there is a lot of protein in urine, need to actively look for the cause of urine protein elevation.