Urine occult blood 3 + refers to urine routine examination, urine after centrifugal precipitation in the high power microscope found 30 red blood cells, may be due to physiological causes, but also may be due to pathological causes, such as urinary system diseases, infectious diseases, and blood system diseases and so on.
1. Physiological reasons: the emergence of urinary occult blood 3 +, first of all, to exclude women in the menstrual period; then need to exclude whether the exercise of urinary occult blood, some healthy people after strenuous exercise will appear a transient hematuria. Can rest after the review, to exclude the effect of exercise.
2. Pathologic causes
(1) Urinary system diseases: If there are inflammation, stones, injury or tumor in the urinary system, it will cause urinary occult blood 3+, and the common diseases are glomerulonephritis, ureteral stones and kidney tumor.
(2) Infectious diseases: Infectious diseases such as epidemic hemorrhagic fever, sepsis, scarlet fever, and leptospirosis can cause urinary occult blood 3+.
(3) blood diseases: leukemia, hemophilia, aplastic anemia, and anaphylactic purpura and other blood diseases can also lead to urinary bleeding, urinary occult blood 3 +.
If the patient found that urine routine suggests urinary occult blood 3 +, you need to go to the hospital in a timely manner to improve the relevant examination, to clarify the cause of the disease, under the guidance of the doctor symptomatic treatment.