Neutrophils
Neutrophils are the most common type of white blood cell and are the first responders to bacterial infections.
Category: Complete Blood Count
Also known as: neutrophils, neut, neutrophil %, segs, segmented neutrophils, polys, neutrofili
Reference range: 40–70 % (Source: ABIM)
Standard unit: %
High values may indicate
High neutrophils (neutrophilia) may indicate bacterial infection, inflammation, stress, burns, or chronic myeloid leukemia.
Low values may indicate
Low neutrophils (neutropenia) may indicate viral infections, chemotherapy, bone marrow disorders, or autoimmune conditions.
Frequently asked questions
- What is a normal Neutrophils level?
- A typical reference range for Neutrophils is 40–70 % (source: ABIM). Reference ranges vary by laboratory, age, and sex, so always compare against the range on your own lab report.
- What units is Neutrophils measured in?
- Neutrophils is most commonly reported in %. Labs in different countries may use other units — you can convert between them with BloodId's blood test unit converter.
- Where do Neutrophils reference ranges come from?
- BloodId uses ABIM standard reference ranges and educational information from MedlinePlus (see our methodology). Reference ranges still vary by lab, age, and sex, so always compare against your own report.
- Can I track Neutrophils over time?
- Yes. Upload results from any lab and BloodId charts your Neutrophils over time against its reference range, so you can see whether the trend is rising, falling, or stable.
Related biomarkers
Source: MedlinePlus, U.S. National Library of Medicine
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