Leukocyte esterase is a specific enzyme contained in human leukocytes, the clinical use of this enzyme to detect the presence of leukocytes in the specimen, leukocyte esterase is high suggests the occurrence of possible infection, should promptly seek medical examination to confirm the cause of treatment, as follows: 1, urinary tract infection: such as acute pyelonephritis, laboratory tests can be seen leukocyte esterase high, urine culture positive, accompanied by fever, urinary frequency, urinary urgency, urinary pain and other symptoms. The patient can be treated with anti-infection therapy and sodium bicarbonate to alkalinize urine, and encouraged to drink more water, urinate more often, and not to hold urine. 2. You can take oral anti-inflammatory drugs such as tinidazole and clindamycin as prescribed by your doctor, and use local metronidazole vaginal pessary for treatment.