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Neutrophil Band Count (Absolute)

Published: August 9, 2026Updated: August 16, 2026

This test measures the number of immature white blood cells called neutrophil bands in your blood, which helps assess infection, inflammation, or bone marrow function.

Quick summary

["Neutrophil bands are key in diagnosing infections or immune system issues."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
35332-6
Short code
Neuts Band NFr Bld Auto
Synonyms
Neuts Band NFr Bld Auto
Category
chemistry
Sample
whole-blood
Container
Lavender-top (EDTA)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
automated-count
Specimen volume
3 mL
Stability
Room temperature: 4h, Refrigerated: 24h
Hemolysis max
0
Lipemia max
0
Icterus max
0
TAT
4–24 hours
Order
routine

Why This Test Might Be Ordered

Your doctor may recommend this test if you have symptoms like frequent infections, unexplained fever, or signs of inflammation. It can also help evaluate conditions affecting your bone marrow or immune system, such as certain cancers or blood disorders.

What to Expect Before the Test

No special preparation is needed. A simple blood draw is all that’s required. You may feel slight discomfort, but it usually lasts only a few minutes.

How the Results Are Used

High levels of neutrophil bands may indicate an active infection, inflammation, or stress on your immune system. Low levels could suggest immune suppression or bone marrow issues. Your doctor will interpret results in the context of your overall health.

Common Conditions Monitored

This test is often used to monitor infections, autoimmune diseases, or conditions like leukemia, where immature white blood cells play a role.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Neutrophil Bands (Absolute)

Frequently asked questions

What does a high neutrophil band count mean?
A high count may suggest an infection, severe stress on your immune system, or certain inflammatory conditions. Your doctor will consider your symptoms and other test results to determine the cause.
Is fasting required for this test?
No fasting is needed. This is a blood test, so eating or drinking normally before the draw is fine.
How long will it take to get my results?
Results are typically available within 24 to 48 hours, depending on your lab’s processing time and your healthcare provider’s request.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy