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Bacterial contamination will cause no effects if the sample is tested directly after collection. However, if the sample is allowed to sit, bacteria will multiply and raise the urine pH. Urine pH above 8 is abnormal.
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Why should benzidine reagent be freshly prepared?
Benzidine reagent is used to test blood in urine. It needs to be freshly prepared in order to obtain best results, otherwise, possible contamination may occur.
Why does urine turn into gel?
It may be discharge.
What are the advantages of the membrane filter method in the analysis of water samples?
may be chance to contamination highly
What is squamous epithelial cells in urine?
Squamous cells in a urinalysis test only indicate contamination from the genital tract. Check out this page for more information:http://www.irvingcrowley.com/cls/urin.htmIt's very helpful, check it out!
What does mixed flora in urine mean?
Normally, urine is sterile. It is usually free of bacteria, viruses, and fungi but does contain fluids, salts, and waste products. Presence of 10000 or more bacteria in each milliliter of midstream urine sample are considered as positive urine culture. In more than 95% of cases, only one pathogen isolates from the culture. But in some cases, poly-microbial growth can occur. if more than one organism isolated from urine culture, it can be defined as mixed flora.
Positive nitrates in urine?
Positive nitrates in urine indicates that you may have a Urinary Tract Infection (UTI) or bacterial infection in areas of your body that produce or hold urine such as your kidneys, bladder, or urethra.
Which type of white blood cell is an indication of a bacterial infection?
Neutrophils are most indicative of a bacterial infection.
Where on your body can you attach urine for a drug test?
For a woman, I suggest buying the smallest container of synthetic urine especially. Woman can put a bottle of fake pee in their "safe" or vagina. It will keep ur fake urine exactly body temp. Never put fake urine into a different bottle than it was bought in. May cause contamination.
What are squamous cells in urine?
In humans, squamous cells are found in the epidermis of the skin, in the lining of hollow organs and in the respiratory and digestive tracts. Squamous cells in urine may indicate contamination due to the presence of bacteria.
What are the release dates for Contamination - 2008?
Contamination - 2008 was released on: USA: May 2008
How much cooked prawns can you eat while pregnant?
As they are cooked prior to eating they are safe to eat from the bacterial contamination point of view. However they may contain heavy metals. For more information see the associated website.
What does contamination from genital tract mean?
"Contamination from the genital tract" is a notation that may be found on a urine culture result. If the specimen is not a "clean catch, mid-stream" sample, it's possible that there will be so much bacteria in the sample from the skin outside the genitals that a specific cause for the urinary symptoms cannot be identified.
Why should benzidine reagent be freshly prepared?
Benzidine reagent is used to test blood in urine. It needs to be freshly prepared in order to obtain best results, otherwise, possible contamination may occur.
What do inflamed cells in urine mean?
Inflamed cells in urine is likely the result of a kidney or bladder infection. Urine is a sterile liquid, so any contamination is result of an infection or disease in the body. Your doctor may test you for Lupus. See your doctor for a complete physical exam.
Is pyuria means urine infection?
Pyuria refers to urine which contains pus. Defined as the presence of 4 or more neutrophils per high power field of unspun, voided mid-stream urine. It can be sign of a bacterial urinary tract infection. Pyuria may be present in the septic patient, or in an older patient with pneumonia. Sterile pyuria is urine which contain white blood cells (pus) while appearing sterile by standard culture techniques. Sterile pyuria is listed as a side-effect from some medications such as paracetamol (acetaminophen). Its occurrence is also associated with certain disease processes, such as Kawasaki Disease.
Can cat urine effect children's health?
Cat urine is not particularly harmful to children. However, if there is a lot of it around your house, the smell of the ammonia may act as an irritant, especially for those with conditions like asthma.
How does a virus food contamination?
pests contaminate food by landing on the food and leaving there waste ,if you may, like flies whenever they land they vomit, leave waste, and urine. pests also contaminate food just by carrying diseases.
