{"id":"neutrophils-percent","name":"Neutrophils (Percent)","shortName":"Neutrophils %","aliases":["Neutrophils %","Neutrophils","Neut %","Segs","Segmented Neutrophils","Polymorphs","Neut%","Neutrophil Percent","Neutrófilos %","Neutrophils, %","Neutrophils (%)","Neutrophil %","Neutrophils Percent","Total Neutrophil Percent","Segs %","Neutrophils (Polymorphs) %","Neutrófilos","Neutrophile Granulozyten %"],"abbreviations":["Neut%","NEUT%"],"loinc":[{"code":"770-8","primary":true},{"code":"26511-6","primary":false},{"code":"23761-0","primary":false},{"code":"26505-8","primary":false},{"code":"769-0","primary":false},{"code":"71676-1","primary":false}],"specimen":"whole-blood","units":[{"ucum":"%","display":"%"},{"ucum":"1","display":"fraction (0–1)"}],"referenceRanges":[{"population":"Adults","low":39.4,"high":72.5,"unit":"%","unitDisplay":"%","note":"ARUP's interval for ages 18 and over, from one lab. Labcorp prints 'Not Estab.' (no interval established) for the neutrophil percent on its CBC with differential, and Quest's test directory points to the lab report instead of publishing a range. Other published summaries are narrower: MedlinePlus lists 40% to 60% and Rodak's Hematology gives roughly 50% to 70% for adults (band plus segmented forms). Percentages shift whenever another cell type changes, so judge neutrophils by the absolute count.","sources":[{"title":"CBC with Platelet Count and Automated Differential (test 0040003), hotline effective March 1, 2021","url":"https://ltd.aruplab.com/api/ltd/hotline/0040003/44232","publisher":"ARUP Laboratories","year":2021},{"title":"CBC With Differential/Platelet, sample patient report (test 005009)","url":"https://files.labcorp.com/testmenu-d8/sample_reports/005009.pdf","publisher":"Labcorp"},{"title":"CBC (includes Differential and Platelets) (test code 6399)","url":"https://testdirectory.questdiagnostics.com/test/test-detail/6399/cbc-includes-differential-and-platelets?cc=MASTER","publisher":"Quest Diagnostics"},{"title":"Blood differential test","url":"https://medlineplus.gov/ency/article/003657.htm","publisher":"MedlinePlus, National Library of Medicine"},{"title":"Nonmalignant leukocyte disorders (Rodak's Hematology, 6th edition)","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC7151933/","publisher":"Elsevier","year":2019}]}],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"The share of your white blood cells that are neutrophils. The absolute neutrophil count is usually the more useful number.","url":"https://bloodtesttracker.com/markers/neutrophils-percent","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}