Occult cause

Urine occult blood can not be observed in the naked eye or under the microscope there is the presence of red blood cells, but if the test paper when there is a reaction, why so? Because the red blood cells were destroyed, the inclusion of heme will be released, so Urine test rod to detect the reaction of heme. But why should the red blood cells rupture before leaving the body? This is because the life of the red blood cells itself has come, as the foam itself to dissolve, it may be drank a lot of water, urine becomes weak, the tension decreases, red blood cells and thus rupture , No matter how there are occult blood, as a hematuria is generally a warning, can not be taken lightly.
Urine occult blood

n general, urinary urination is attributed to the following three reasons, one is inflammation, one stone, and then the tumor. On the inflammatory aspects, such as glomerulonephritis, pyelonephritis, cystitis, etc., in addition to the possible occurrence of hematuria, urine examination will have occult blood occurs, regardless of the stones themselves, ureter or bladder stones, may cause occult blood, other When the situation, such as the physiological period, constipation may also cause occult blood.
Another tumor can also cause occult blood, such as kidney, bladder, ureter benign or malignant tumors, of course, older men because of prostatic hypertrophy because of more than urine, bladder irritability, prostate surface vascular congestion, coupled with difficulty in urination, Urine, may occur hematuria or occult blood situation, in fact, prostatic hypertrophy can be considered a kind of tumor, it is prostate cancer, due to hyperplasia and hypertrophy, so the urinary tract tumor can not be taken lightly. At this time should do intravenous pyelography, if the angiography is no problem, you can rule out the migration of cell tumors, usually should regularly review urine routine, if there is still occult blood, should go to the Department of Nephrology, if necessary, renal biopsy.
The most worrying is the hematuria caused by nephritis, many patients, including many children, due to kidney disease or disease treatment is not complete and lead to recurrent disease, hematuria and can not find the reasons, this time may also be associated with proteinuria and The emergence of edema, this time should not be a simple symptomatic treatment, but should be for kidney disease and past history to the specialist hospital for review and systematic treatment.