Is blood in urine a sign of kidney disease?

Blood in urine is

a symptom of kidney disease, such as glomerulonephritis, pyelonephritis, etc. These diseases may cause kidney tissue damage and cause blood in urine. However, urinary system infections, such as cystitis, urethritis, etc., may also cause blood in urine. In addition, urinary stones, such as ureteral stones, bladder stones, etc., may scratch the urinary tract mucosa and also cause blood in urine.

If blood in urine symptoms occur, seek medical attention for relevant examinations to clarify the cause, and according to the doctor's guidance for appropriate treatment.