Urine test occult blood ± may be caused by inflammation, but also may be caused by other reasons.
Normal urine routine test occult blood is negative, once a weak positive, there are physiological causes and pathological causes of both.
Physiological causes are more common in strenuous exercise, fever, etc. Pathological causes can be seen in inflammation such as urinary tract infections, but also in urinary stones, tumors, bleeding due to trauma or primary glomerulonephritis, secondary nephropathy and so on.
In addition to this, hemoglobinuria caused by hemolytic disease can also appear weakly positive for occult blood.
If the urine test occult blood ±, the patient needs to pay attention to rest, while avoiding strenuous exercise and avoid cold, if the suspicion of urinary tract infection, ask the patient whether there is frequent urination, urinary urgency, urinary pain and lumbar pain and fever and other symptoms, and then re-examination of urine routine, if still occult blood positive, need to carry out urine erythrocyte phase difference morphology examination, and if necessary, the urinary tract ultrasound and other imaging tests.
It is recommended that the urine test occult blood positive timely consultation, in the doctor’s help to clarify the cause of the disease, and targeted treatment or treatment.