What is the definition of hematuria?

Hematuria refers to urine containing certain red blood cells.

Hematuria is generally caused by urinary tract infections, urinary tract stones, kidney diseases and other reasons. Hematuria can be divided into two types, namely macroscopic hematuria, microscopic hematuria, etc. When there are more red blood cells in urine, it will cause obvious changes in the color of urine, which can be observed with the naked eye. It is called macroscopic hematuria. When the number of red blood cells in urine is small, blood color changes cannot be observed by the naked eye, and it needs to be detected under a microscope, it is called microscopic hematuria.

When hematuria occurs, it means that there may be problems in the body. It is recommended to seek medical attention in time for renal color Doppler ultrasound, CT and other examinations to clarify the cause and actively treat it.