This inflammatory response is manifested by an increase in the blood flow to the area, slight swelling of the tissues, and an infiltration of white blood cells to help combat the irritation. Thus, any cause of inflammation in the urinary system may increase the white blood cell numbers in the urine. Bacterial infections are the number one cause Since leukocytes help fight off diseases and infections, high levels of leukocytes in urine may indicate an infection or inflammation in the bladder or kidney. It means the body is trying to fight off an infection in the urinary tract. It could also indicate damage to the ureters, bladder, and urethra. It could also indicate a kidney stone. Dec 24, 2023 · Causes of Leukocytes in Urine. Pregnancy can cause the WBC levels in the urine to increase, possibly as a result of contamination in the vagina. This can cause protein levels or leukocyte levels in the urine to increase. If these levels are consistently at a high rate or there are other side effects present, the patient should see a doctor to Jun 20, 2019 · Diagnosis. If you’re healthy, you can still have elevated leukocytes in your bloodstream and urine. A normal range in the bloodstream is between 4,500-11,000 WBCs per microliter. A normal range in the urine is lower than in the blood, and may be from 0-5 WBCs per high power field (wbc/hpf). May 17, 2022 · Usually normal: Leukocyte esterase released by lysed neutrophils and macrophages is a surrogate marker of the presence of white blood cells (WBCs). Leukocyte esterase suggests that there are white blood cells in the urine. Trace means few WBC produced small amount of leucocyte esterase. Created for people with ongoing healthcare needs but Urinalysis, the testing of urine, may be necessary in the evaluation of kidney and urinary tract disorders and can also help evaluate bodywide disorders such as diabetes or liver problems. A urine sample is usually collected using the clean-catch method or another sterile method. For example, a method to obtain an uncontaminated urine sample .

25 ul leukocytes in urine