Red blood cells (RBC) can be present in urine even when they are not visible to a person. Also known as hematuria, RBC in urine can indicate an infection, kidney disease, and other health conditions.
A large number of my female patients have trace blood in their urine that does not clear up with antibiotics. Should all these patients be referred to a urologist? —REBECCA A. WALDEN, PA-C, Douglas, ...
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