{"id":"urine-nitrite","name":"Urine Nitrite (Dipstick)","shortName":"Urine Nitrite","aliases":["Urine Nitrite","Nitrite","Nitrite, UA","Nitrite, Urine","Nitritos","Nitrit","Nitrite, Urine (Dipstick)","Nitrites","Nitrite (UA)","UA Nitrite","Nitrite Urine Dipstick","Urinary Nitrite","Nitrite, Qualitative","Nitrito"],"abbreviations":["NIT","UA Nitrite"],"loinc":[{"code":"5802-4","primary":true},{"code":"50558-6","primary":false},{"code":"32710-6","primary":false}],"specimen":"urine","units":[],"referenceRanges":[],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"Checks for nitrite, a chemical some urinary bacteria make. A positive result can be an early clue to a urinary tract infection.","url":"https://bloodtesttracker.com/markers/urine-nitrite","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}