What causes red blood cells to come in urine?

Many causes. Bladder or kidney infection, kidney or bladder stone; interstitial cystitis; various kidney diseases (usually associated with protein in urine); cancer of bladder, kidney, prostste or urethra; benign microscoic hematuria. Should always be checked out.

Related Questions

I have red blood cells, blood and protein in my urine, pain under ribs what causes this please, ?

Kidney stones. Most likely kidney stones. Need to have ultrasound of kidney and bladder. Read more...
See ur Dr right. Away. Your symptoms suggest infection and/or inflammation of ur kidneys. Take care! http://www.Kidney.Org/atoz/content/glomerul.Cfm. Read more...

What woukd cause my 7 year old daughter to always have white and red blood cells in her urine? Dr did labs to check kidneys. They seem fine

Poor collection. The best urine for study from a 7 yo girl is a free flowing, mid stream, sample collected as they spread their labia and pee like a male. Most squat/pee collected as a dribble can be a vaginal wash out and contain a wide collection of non bladder materials. Read more...

What does positive red blood cells in the urine?

See doctor. Hematuria can be cause from several problems including infection, kidney stones, kidney issues as well as bladder problems.It requires follow up to find out the causes. Read more...