Author: Leo
Keywords: kidney disease | blood urine
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| From google images |
Beet, red pepper and other foods, red food with dyes can also cause red urine; some drugs and their metabolites such as senna, rifampicin, big rhododendron can also cause urine was red. In addition, intravascular hemolysis, muscle cell damage and other hemoglobinuria is also red, these are not real hematuria, check the urine with or without red blood cells can be identified.
So, if there is red blood cells in urine is really hematuria it?
no. Women's menstrual period can cause contaminated hematuria, urethral intubation injury can cause damage to hematuria, in addition, some forged people deliberately mixed into the urine can cause fake hematuria, these conditions can not be regarded as a real hematuria, in the collection of urine specimens , Pay attention to it can be excluded.
In the exclusion of the above situation, urine examination erythrocytes ≥ 3 / high power field or ≥ 8000 / ml, or 12 hours urine sediment erythrocyte count more than 500,000, can be diagnosed as true hematuria. Generally believed that the emergence of true hematuria, means that the kidney, ureter, bladder, prostate and urethral disease or other systemic diseases involving the urinary system caused by, should arouse great attention.
Is it true that once true hematuria?
no. A transient hematuria can be caused by pollen, chemical substances or drug allergy. Strenuous exercise can occur after a transient hematuria, and even naked eye hematuria, viral infection (such as a cold) can occur occasionally, usually no significance. Only check the true amount of hematuria should pay attention to, should be further examination.
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