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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 be clinically significant in the right context. The LE test is also used to screen for gonorrhea and ...
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.
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. [137]
Urine electrolyte levels can be measured in a medical laboratory for diagnostic purposes. The urine concentrations of sodium, chlorine and potassium may be used to investigate conditions such as abnormal blood electrolyte levels, acute kidney injury, metabolic alkalosis and hypovolemia. [1] [2] [3] Other electrolytes that can be measured in ...
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] Common urine tests include the routine urinalysis, which examines the ...
Bacteriuria is the presence of bacteria in urine. [1] 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 ...
Pyuria. White blood cells seen under a microscope from a urine sample. 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 ...
Leukocytes: n/a: 0 / negative: See also. Reference range; Reference ranges for blood tests; References This page was last edited on 26 January 2024, at 11:14 ...