What is the cause of female urine routine leucocyte positivity?

Female patients urine routine examination prompt white blood cells positive that white blood cells in urine abnormal increase, resulting in abnormal increase in white blood cells in urine more common in acute and chronic urinary tract infection, which is more common in bacterial urinary tract infection, female patients urethra is short, low resistance is easy to cause bacterial infection. Cause female urinary tract infection most common pathogens are Escherichia coli, Staphylococcus, Proteus and other pathogens. It is usually caused by retrograde infection of bladder mucosa through urethra. Further development of the disease will cause acute and chronic pyelonephritis, thus producing a series of clinical symptoms. In addition, urinary tuberculosis can also cause increased white blood cells in urine, such as renal tuberculosis, bladder tuberculosis, etc., which will cause white blood cells to be positive in urine. Therefore, patients show positive white blood cells in urine, so consider the possibility of the above two diseases.