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  2. Urine test strip - Wikipedia

    en.wikipedia.org/wiki/Urine_test_strip

    The urine test strip test for blood is based on hemoglobin's pseudo peroxidase activity in catalysing a reaction between hydrogen peroxide and the chromogen tetramethylbenzidine in order to produce a dark blue oxidation product. [6] [13] the resultant colour can vary between green and dark blue depending on the amount of hemoglobin. [13]

  3. Urinalysis - Wikipedia

    en.wikipedia.org/wiki/Urinalysis

    The interpretation of urinalysis takes into account the results of physical, chemical and microscopic examination and the person's overall condition. Urine test results should always be interpreted using the reference range provided by the laboratory that performed the test, or using information provided by the test strip/device manufacturer. [136]

  4. Vanillylmandelic acid - Wikipedia

    en.wikipedia.org/wiki/Vanillylmandelic_acid

    VMA is found in the urine, along with other catecholamine metabolites, including homovanillic acid (HVA), metanephrine, and normetanephrine.In timed urine tests the quantity excreted (usually per 24 hours) is assessed along with creatinine clearance, and the quantity of cortisols, catecholamines, and metanephrines excreted is also measured.

  5. 5-Hydroxyindoleacetic acid - Wikipedia

    en.wikipedia.org/wiki/5-Hydroxyindoleacetic_acid

    5-HIAA is tested by 24-hour urine samples [1] combined with an acidic additive to maintain pH below 3. Certain foods like pineapple, kiwi, banana, walnuts and drugs such as acetaminophen, nicotine or caffeine are known to interfere with the measurement.

  6. Reference ranges for urine tests - Wikipedia

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

    Reference ranges for urine tests are described below: Measurement Lower limit Upper limit ... per High Power Field (HPF) RBC casts: n/a 0 / negative [2] White blood ...

  7. Proteinuria - Wikipedia

    en.wikipedia.org/wiki/Proteinuria

    Foamy urine is considered a cardinal sign of proteinuria, but only a third of people with foamy urine have proteinuria as the underlying cause. [2] It may also be caused by bilirubin in the urine (bilirubinuria), [3] retrograde ejaculation, pneumaturia (air bubbles in the urine) due to a fistula, [4] or drugs such as pyridium. [3]

  8. 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 ]

  9. Pyuria - Wikipedia

    en.wikipedia.org/wiki/Pyuria

    Pyuria is the condition of urine containing white blood cells or pus. Defined as the presence of 6-10 or more neutrophils per high power field of unspun, voided mid-stream urine, it can be a sign of a bacterial urinary tract infection. Pyuria may be present in people with sepsis, or in older people with pneumonia.