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Can microscopic blood in urine be harmless?

While in many instances the cause is harmless, blood in urine (Blood in Urine

Presence of red blood cells in the urine.

) can indicate a serious disorder. Blood that you can see is called gross hematuria. Urinary blood that’s visible only under a microscope (microscopic hematuria) is found when your doctor tests your urine. Either way, it’s important to determine the reason for the bleeding.

Is it bad to have blood in your urine? While it can be scary and seem like you’re losing a lot of blood, it’s important to remember that just a little drop of blood can make a lot of urine look red, just like a small drop of food coloring will turn an entire glass of water any color you like. In general, there are two ways to classify hematuria, “microscopic” and “gross”.

Is it possible to detect microscopic hematuria in urine? Urine dipstick evaluation may be misleading because it lacks the ability to distinguish red blood cells from myoglobin or hemoglobin. Therefore, a positive finding of microscopic hematuria on urinary dipstick testing requires follow-up examination by microscopic technique to confirm the presence of red blood cells.

Can a person have red blood cells in their urine? Almost anyone — including children and teens — can have red blood cells in the urine. Factors that make this more likely include: Age. Many men older than 50 have occasional hematuria due to an enlarged prostate gland. A recent infection.

Is it normal to have pink blood in your urine? Treatment depends on the cause. Gross hematuria produces pink, red or cola-colored urine due to the presence of red blood cells. It takes little blood to produce red urine, and the bleeding usually isn’t painful. Passing blood clots in your urine, however, can be painful. Bloody urine often occurs without other signs or symptoms.