What does a positive nitrite test indicate?

Asked by Carlos Holt on September 19, 2021

Categories: Medical health Infectious diseases

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A test that is positive for nitrites in the urine indicates the presence of an organism that reduces nitrate. However, not all urinary pathogens are nitrate reducers. A positive test is highly specific for bacterial infection, but a negative test does not exclude infection, giving this test low sensitivity.

What causes acidic urine? Causes of Acid or_Alkaline UrineCauses of acid urine include ingestion of meat, respiratory and metabolic acidosis, severe vomiting with chloride depletion, severe diarrhea, starvation, pyrexia, and administration of urinary acidifiers.

Does E coli convert nitrate to nitrite? coli, a facultative anaerobe, convert nitrate to nitrite and subsequently to ammonia which progressively accumulates in culture media; 2)L.

What antibiotic is used for nitrates in urine? Enterococcus is unable to reduce nitrates and is also considered clinically resistant to trimethoprim/sulfamethoxazole (TMP/SMX), thedrug of choice for uncomplicated urinary tract infection (UTI).

What foods increase the acidity of urine? To help make your urine more acid you should avoid most fruits (especially citrus fruits and juices), milk and other dairy products, and other foods which make the urine more alkaline. Eating more protein and_foods such as cranberries (especially cranberry juice with vitamin C added), plums, or prunes may also help.