A urinary tract infection (UTI) is a common infection that can cause blood in urine.
Here's a breakdown:
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Urinary Tract Infection (UTI): UTIs occur when bacteria enter the urinary tract, which includes the urethra, bladder, ureters, and kidneys. The infection can irritate and inflame the lining of these organs, leading to bleeding. This bleeding can be microscopic (only visible under a microscope) or macroscopic (visible to the naked eye, making the urine appear pink, red, or brown).
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Pyelonephritis: This is a specific type of UTI where the infection has reached the kidneys. Kidney infections are more serious and can cause more significant bleeding than lower urinary tract infections.
Therefore, while UTIs are the most common infectious cause, keep in mind other conditions (infectious and non-infectious) can also lead to hematuria (blood in urine). It's important to see a doctor for a proper diagnosis.