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urine
Urine Nitrites
Urine Nitrites· also: Nitrituria
Clinical Overview
Positive urine nitrites indicate bacterial infection. Gram-negative bacteria (E. coli, Klebsiella) convert dietary nitrates to nitrites. Combined with positive leukocytes, strongly suggests urinary tract infection (UTI).
Reference RangesWHO/IFCC standards
| Reference Range | Unit | Notes |
|---|---|---|
| Negative / Non-reactive | qualitative | Negative = normal |
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Related Topics
UTIinfectionbacteriaurinalysis