A high white blood cell count on a urine test in a pregnant woman is considered to be a bacterial infection in the urine. This indicates a urinary tract infection, and the chance of developing a urinary tract infection during pregnancy is significantly higher. Early diagnosis and early treatment are needed. 1.Harm: Severe urinary tract infections may cause miscarriage or fetal developmental malformations if left untreated. 2, diagnosis: urine routine found elevated white blood cells, urine culture test can find bacteria typical symptoms are, frequent urination, urinary urgency, painful urination and pain in the lower abdomen, can be a preliminary diagnosis. 3, treatment if the symptoms of pregnant women are not particularly typical, you can first conservative observation, drink more water, through the urine repeated flushing, reduce inflammation. Because medication should be used very carefully during pregnancy, penicillin and cephalosporins can be given. Regular review after treatment, generally after active treatment, the prognosis is better. 4, precautions: in addition must be dietary conditioning, drink more water, eat more vegetables, eat less spicy food, keep the vulva clean. The appropriate outdoor exercise to regulate physical and mental health, and regular prenatal checkups. The high urine test leukocytes of pregnant women need to be taken seriously, for the health of mother and child, must go to the hospital for systematic examination.