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A member asked:

Blood invisable to naked eye in urine can this be caused by 3mm callus inside left kidney?

A doctor has provided 1 answer
Dr. Rana Mansour answered

Specializes in Internal Medicine

Yes.: There are many causes for hematuria, including: UTIs, bladder or kidney stones, kidney disease, medications, and strenuous exercise.

Dr Juchau agreed

Answered 7/15/2014

3.9k views

Thank

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