Nitrite — lab reference
Some search terms matchedA negative result does not exclude UTI.
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What’s searchable?A negative result does not exclude UTI.
Persistent microscopic hematuria requires risk-based evaluation.
Ask your clinician to read this result with symptoms, culture, contamination, and other sediment findings.
Small numbers may be nonspecific; other cast types require context.
A1 <30; A2 30-300; A3 >300. Persistence ≥3 months matters for CKD classification.
Ask your clinician to use laboratory and indication-specific thresholds; consider timed collection when needed.
Collection completeness must be assessed.
Morning collection preferred for men. Method and age matter; confirm unexpected low values.
Mayo example age 20-24: M 5.25-20.7; F <0.13-1.08. Declines with age and is method-dependent.
Depends on total testosterone, SHBG, albumin, calculation, and assay.
Estrogen, thyroid, liver disease, insulin resistance, age, and medications affect SHBG.
Female cycle-phase detail is on the next section. LC-MS/MS is preferred at low concentrations.
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