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  2. Leukocyte esterase - Wikipedia

    en.wikipedia.org/wiki/Leukocyte_esterase

    Leukocyte esterase (LE) is an esterase (a type of enzyme) produced by leukocytes (white blood cells). A leukocyte esterase test (LE test) is a urine test for the presence of white blood cells and other abnormalities associated with infection. White blood cells in the urine can indicate a urinary tract infection (UTI). Positive test results may ...

  3. Bacteriuria - Wikipedia

    en.wikipedia.org/wiki/Bacteriuria

    Bacteriuria accompanied by symptoms is a urinary tract infection while that without is known as asymptomatic bacteriuria. [1] [2] Diagnosis is by urinalysis or urine culture. [3] Escherichia coli is the most common bacterium found. [1] People without symptoms should generally not be tested for the condition. [3] Differential diagnosis include ...

  4. Urine test strip - Wikipedia

    en.wikipedia.org/wiki/Urine_test_strip

    The test for leukocyte esterase is indicative and does not replace microscopic examination of urine. [19] It is normal to find up to 3 (occasionally 5) leukocytes per high power field (40X) in a urine sample, with women having slightly higher results owing to vaginal contamination. [citation needed] Higher numbers indicate urinary infection.

  5. Urinalysis - Wikipedia

    en.wikipedia.org/wiki/Urinalysis

    Leukocyte esterase, an enzyme found in granulocytes, is measured to estimate the concentration of white blood cells. [53] The action of the enzyme on chemicals in the test pad ends in the creation of a purple azo dye . [ 54 ]

  6. Reference ranges for urine tests - Wikipedia

    en.wikipedia.org/wiki/Reference_ranges_for_urine...

    Leukocytes: n/a: 0 / negative [2] See also. Reference range; Reference ranges for blood tests; References This page was last edited on 26 January 2024, at 11:14 ...

  7. Urine test - Wikipedia

    en.wikipedia.org/wiki/Urine_test

    A urine test is any medical test performed on a urine specimen. The analysis of urine is a valuable diagnostic tool because its composition reflects the functioning of many body systems, particularly the kidneys and urinary system, and specimens are easy to obtain. [1]

  8. Dysuria - Wikipedia

    en.wikipedia.org/wiki/Dysuria

    Also, urine dipstick showing leukocytes as equal predictive value as the presence of nitrites. When both are present, the predictive value goes even higher. If the patient only has leukocyte esterase or bacteria in the urine, then dysuria may suggest that the patient probably has urethritis .

  9. Urethral syndrome - Wikipedia

    en.wikipedia.org/wiki/Urethral_syndrome

    Signs indicative of urethral syndrome include a history of chronic recurrent urinary tract infections (UTI) in the absence of both conventional bacterial growth and pyuria (more than 5 white blood cells per high power field). [3] Episodes are often related to sexual intercourse.