Medical News Today: What can cause red blood cells in urine?

Medical News Today: What can cause red blood cells in urine? Red blood cells (RBC) in the urine can signal problems with the urinary tract, kidneys, or bladder. Learn more about RBC in urine, and what results from a urine sample might mean, here. https://ift.tt/eA8V8J https://ift.tt/2WPuvM5