Do I need a Nitrite, Urine test?

Do you suspect a urinary tract infection, or are you experiencing symptoms like burning during urination or unusual cloudy urine? A Nitrite, Urine test may help clarify what's going on.

This biomarker detects nitrites in your urine, which can indicate the presence of certain bacteria that convert nitrates—a sign your body may be responding to an infection.

Understanding your nitrite levels can help you and your healthcare provider make informed decisions about next steps. It's a simple, quick test that forms part of Listen Health's comprehensive urine analysis panel, giving you valuable insight into what your body is telling you.

Nitrite, Urine — Key Facts
MeasuresIndicates the presence of organisms that convert nitrates to nitrites, a chemical reaction performed by certain bacteria
CategoryUrine
Tested inListen Health Standard & Premium membership (100+ biomarkers)
Reviewed byDr Jamie Deans, MBChB

What is it?

Nitrites in urine indicate the presence of organisms that convert nitrates to nitrites, a chemical reaction performed by certain bacteria (mainly gram-negative species, such as Escherichia coli). A urine dipstick can detect nitrites quickly and easily.

Book Your Test Now

Test Nitrite, Urine as part of 100+ biomarkers with Listen Health's annual membership.

Start Testing Today
Developed by leading doctorsNo waiting, no referrals2,000+ locations Australia-wide

Why does it matter?

The presence of nitrites is a strong indicator of bacterial infection in the urinary tract. This test is commonly used alongside leukocyte esterase (which detects white blood cells) to confirm a urinary tract infection (UTI). Early diagnosis allows for prompt treatment, helping prevent complications such as kidney infection or sepsis.

References

  1. Bafna P, Deepanjali S, Mandal J, et al. Reevaluating the True Diagnostic Accuracy of Dipstick Tests to Diagnose Urinary Tract Infection Using Bayesian Latent Class Analysis. PloS One. 2020;15(12):e0244870. doi:10.1371/journal.pone.0244870.

  2. Moragas A, Monfà R, García-Sangenís A, Llor C. Accuracy of Leukocyte Esterase and Nitrite Tests for Diagnosing Bacteriuria in Older Adults: A Systematic Review and Meta-Analysis. Clinical Microbiology and Infection. 2025;:S1198-743X(25)00425-2. doi:10.1016/j.cmi.2025.08.027.

  3. Hitzeman N, Greer D, Carpio E. Office-Based Urinalysis: A Comprehensive Review. American Family Physician. 2022;106(1):27-35B.

  4. Hunt KM, Green RS, Sartori LF, et al. Urine Dipstick for the Diagnosis of Urinary Tract Infection in Febrile Infants Aged 2 to 6 Months. Pediatrics. 2025;155(4):e2024068671. doi:10.1542/peds.2024-068671.

Frequently Asked Questions

Red Cells, Urine

pH, Urine

Glucose, Urine

Syphilis

Chloride

Urea / Creatinine Ratio

AHPRA Disclaimer: This information is general in nature and should not replace individual medical advice. Always discuss your test results and health concerns with a registered healthcare practitioner.