👉 Hematuria is a condition characterized by a persistent or recurrent collection of blood in the kidneys. This blood can be red, white, or yellow depending on the type and amount of blood present. Hematuria can occur for various reasons such as infection, inflammation, or blockage of the urinary tract. It's important to note that hematuria is not a disease but rather a medical condition characterized by an accumulation of blood in the kidneys.