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Doctor insights on: What Does Positive Leukocytes In Urine Mean

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Dr. Matt Wachsman
Board Certified, Internal Medicine
30 years in practice
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Positive leukocyte esterase in urine. Does that mean UTI?

Positive leukocyte esterase in urine. Does that mean UTI?

Generally: yes it does. BUT... while it certainly means some wbc's in urine, this may or may not be worth treating. Certainly if there are symptoms or a lot of wbc or a change in kidney function. But if it is entirely asymptomatic.. then.. not so sure. ...Read more

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Dr. Warren Strudwick
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24 years in practice
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Urine (Definition)

Urine is the product of the kidneys, which is produced to eliminate the waste products of metabolism, manage body fluid balance, &maintain acid-base balance. The blood is first filtered by the kidneys, and the composition of the resulting fluid is then altered depending on the body's needs. It is composed of mostly water, and breakdown products from blood cells impart ...Read more


Dr. Renee Russell
Board Certified, Family Medicine
16 years in practice
15K people helped
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Hi I had a urine test and had positive leukocyte esterase. No other symptoms. Can it mean anything other than a UTI or could it be lab error?

Hi I had a urine test and had positive leukocyte esterase. No other symptoms. Can it mean anything other than a UTI or could it be lab error?

Bacteria: It means you have bacteria in your urine sample. It could mean a UTI, but it also could just be a contaminant, like cells from your skin. If it was a very small amount, and the rest of your urine test was normal, than probably nothing. ...Read more

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Dr. Warren Strudwick
Board Certified
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Dr. Vahe Yetimyan
Board Certified, General Practice
45 years in practice
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Dr. Mohammed Karim
Board Certified, Internal Medicine
23 years in practice
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What does having a trace of leukocyte esterase urine mean?

What does having a trace of leukocyte esterase urine mean?

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 ...Read more

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Dr. Warren Strudwick
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Dr. Liza Kunz
Board Certified, Maternal-Fetal Medicine
15 years in practice
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Dr. Terence Chapman
Board Certified, Urologic Oncology
20 years in practice
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Does an urinalysis report of: leukocyte esterase 1+, urine WBC 6-10 and squamous epithelial cells 0-5 mean an infection?

Does an urinalysis report of: leukocyte esterase 1+, urine WBC 6-10 and squamous epithelial cells 0-5  mean an infection?

Not necessarily: Voided (vs. catheterized) urine specimens in women are potentially subject to contamination. Urine culture is the definitive method of determining the presence of infection. Another important point is that in older women in the absence of symptoms, this kind of urine abnormality alone or even a positive culture should not be treated with antibiotics (asymptomatic bacteriuria). ...Read more

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Dr. Darrin Cunningham
Board Certified, Obstetrics and Gynecology
24 years in practice
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25 weeks pregnant with very frequent urination, urine test showed pH 7 leukocyte esterase positive, leukocyte 1, is it infection, what do I do?

25 weeks pregnant with very frequent urination, urine test showed pH 7 leukocyte esterase positive, leukocyte 1, is it infection, what do I do?

Treat: Leukocyte esterace in not diagnostic of a urinary tract but because of the higher risk of preterm labor with untreated uti, i would treat. See your doctor. ...Read more

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Dr. Robert Killian
Board Certified, General Practice
22 years in practice
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What would cause there to be a leukocyte trace in your urine?

What would cause there to be a leukocyte trace in your urine?

Leukocyte s & Urine: This sounds like a bladder infection. You shoud have been treated by the doctor testing your urine. ...Read more

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Dr. Warren Strudwick
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