Quick Answer: What Causes False Positive Leukocytes In Urine?

Can you have leukocytes in urine without UTI?

Sterile pyuria It is possible to have white blood cells in the urine without a bacterial infection.

Sterile pyuria refers to the persistent presence of white blood cells in the urine when no bacteria are found to be present by laboratory examination..

Will trichomoniasis cause leukocytes in urine?

Leukocyte esterase was 100% sensitive and 100% specific for detecting urinary tract infections. It was 100% sensitive and 90% specific for predicting vaginal infections. Trichomonas infections accounted for the positive leukocyte esterase results when the urine culture was negative.

What is the normal range for leukocytes?

The normal number of WBCs in the blood is 4,500 to 11,000 WBCs per microliter (4.5 to 11.0 × 109/L). Normal value ranges may vary slightly among different labs.

What does it mean if you have leukocytes and nitrite in your urine?

The presence of nitrites in urine most commonly means there’s a bacterial infection in your urinary tract. This is usually called a urinary tract infection (UTI). A UTI can happen anywhere in your urinary tract, including your bladder, ureters, kidneys, and urethra.

Why do I have leukocytes in my urine but no infection?

Your doctor will diagnose pyuria if you have at least 10 white blood cells in each cubic millimeter of urine. This often indicates infection. In sterile pyuria, however, persistent white cell counts appear during testing without bacterial infection. There are many causes and treatments associated with this condition.

Why would you have white blood cells in your urine?

Increased white blood cells in urine may indicate: A bacterial urinary tract infection. This is the most common cause of a high white blood cell count in urine. Inflammation of the urinary tract or kidneys.

Do leukocytes in urine always mean infection?

If your doctor tests your urine and finds too many leukocytes, it could be a sign of infection. Leukocytes are white blood cells that help your body fight germs. When you have more of these than usual in your urine, it’s often a sign of a problem somewhere in your urinary tract.

What does it mean when you have leukocytes in urine but no nitrite?

Leukocytes in the urine without nitrite If the test for leukocyte esterase is positive but finds no nitrite, an infection may still be present. The test is particular to certain bacterial enzymes, which means it can pick up specific bacterial infections with more certainty.

What is a high number of leukocytes in urine?

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).

Will chlamydia cause leukocytes in urine?

This looks for white blood cells (WBCs), which are virtually diagnostic of chlamydial infection or gonorrhea in the absence of urinary tract infection (UTI) symptoms. If the leukocyte esterase test result is positive, proceed with the usual diagnostic tests.

Will UTI go away without antibiotics?

Antibiotics are an effective treatment for UTIs. However, the body can often resolve minor, uncomplicated UTIs on its own without the help of antibiotics. By some estimates, 25–42 percent of uncomplicated UTI infections clear on their own.

What can cause a false positive UTI test?

False positives may present if the urine specimen appears red due to any cause; for example, recent ingestion of common UTI pain relief medication containing phenazopyradine dye or contamination with menstrual fluid.

What does it mean when you test positive for leukocytes and negative for nitrite?

If Leukocytes test is negative and Nitrite test is negative: no sign of UTI (if symptoms continue, test again or consult healthcare provider). If Leukocytes test is negative or trace but Nitrite test is positive: results suggest UTI. If Leukocytes test is positive and Nitrite test is positive: results suggest UTI.

Does leukocytes in urine mean STD?

Lower UTIs and many STIs have overlapping symptomatology, including the traditional UTI symptoms of dysuria, frequency, and urgency. In addition, abnormal urinalysis (UA) findings of positive leukocyte esterase and pyuria are common in both UTIs and STIs (3–6).

How accurate is azo UTI test?

AZO Test Strips have the same test pads as the tests used by most doctors. Our Urinary Tract Infection (UTI) Test Strips when compared to another commercial test showed 94.4% accuracy for the Leukocyte test and 98.4% for the Nitrite Test.