A high urine bacterial count of 500 in a pregnant woman indicates that there may be a urinary tract infection and the cause needs to be clarified promptly. Normal people’s urine is not bacteria, pregnant women found in the urine test bacteria count of 500, it shows that there are infections in the urine, need to be further tested is which part of the urinary system in the infection. For pregnant women, weaker resistance may increase the risk of urinary tract infection, and further urine culture can be done to clarify the type of infecting bacteria. Kidney diseases such as nephritis can also cause high bacterial counts, and may be caused by other infections during urine sampling, which may require washing the vulva before testing. If a high urine count is diagnosed as a urinary tract infection, it is important to consult a doctor to determine the cause of the infection and to treat it accordingly.