What does a urinalysis test consist of?
A urinalysis is comprised of several chemical, microscopic and visual examinations used to detect cells, cell fragments and substances such as crystals or casts in the urine associated with the various conditions listed above.
What is urinalysis dipstick test?
Urinalysis (UA) is used as a screening and/or diagnostic tool to detect substances or cellular material in the urine associated with metabolic disorders, renal dysfunction or urinary tract infections (UTI).
What substances do reagent strips commonly test for?
Diagnostic reagent strips are commonly used in clinical analysis of urine and blood, in particular for monitoring glucose concentration. Results are obtained instrumentally or visually as thresholds and quantitative outputs.
Why alcohol wipes should be avoided during urinalysis?
The urinalysis test involves the collection of a urine sample in a specimen cup. The proper collection of a sample is very important to avoid contamination of urine. The collection technique is different for men and women. Alcohol wipes should be avoided as these may irritate the area.
What does it mean when you test positive for leukocytes and negative for nitrite?
If Leukocytes test is positive and Nitrite test is positive: results suggest UTI. If Leukocytes test is positive but Nitrite test is negative: results suggest UTI, repeat test, if Leukocytes still positive, consult healthcare provider.
What is the normal result of urinalysis?
Normal values are as follows: Color – Yellow (light/pale to dark/deep amber) Clarity/turbidity – Clear or cloudy. pH – 4.5-8.
Is dipstick part of urinalysis?
What It Is. An automated dipstick urinalysis is often done as part of an overall urinalysis, but it can also be done on its own, depending on the doctor’s concerns. Once a urine sample is collected, a nurse or technician will place a specially treated chemical strip (dipstick) into it.
What does it mean when you test positive for Leukocytes and negative for nitrite?
What is a reagent strip test?
A reagent strip is a thin piece of paper impregnated with a reagent (= a substance that causes a chemical reaction) to a specific substance, used in testing for that substance in a body of fluid. Reagent strips react with protein in urine and indicate its presence and level.
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 does it mean when you test positive for leukocytes and negative for bacteria?
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.