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Results 1 - 1 of 1 for Hematuria
  1. ... substances. Having blood in your urine is called hematuria. The blood may make your urine or the ... lab test. There are two main types of hematuria, based on whether you can see the blood: Gross hematuria is when you can see blood in your urine without having a test. Microscopic hematuria is when you can't see small amounts ...