Neutrophil Band Count in Fluid
This test measures the number of immature white blood cells called neutrophil bands found in a fluid sample, often drawn from your blood or other bodily fluids.
["Neutrophil bands help assess immune cell development and response in your body."]
Key facts at a glance
- LOINC
- 35014-0
- Short code
- Neuts Band # Fld
- Synonyms
- Neuts Band # Fld
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Specimen volume
- 5 mL
- Stability
- Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 4–24 hours
- Order
- routine
Why Is This Test Done?
Doctors may order this test to evaluate conditions affecting white blood cell production, such as infections, inflammation, or certain blood disorders. It can also help diagnose or monitor conditions like leukemia, infections, or immune system dysfunctions.
What Does a High or Low Count Mean?
High levels of neutrophil bands may indicate an infection, inflammation, or stress response. Low levels could suggest immune suppression, certain blood cancers, or other systemic issues. Your doctor will interpret results in the context of your overall health and symptoms.
How Is This Test Performed?
A blood sample is typically drawn from a vein in your arm. The fluid sample is then examined under a microscope to count the immature neutrophil cells (bands). This process is part of a complete blood count (CBC) or specialized blood tests.
What Are Common Causes?
Common causes of abnormal neutrophil band counts include infections (bacterial or viral), autoimmune diseases, stress, or certain medications. Chronic conditions like leukemia or myelodysplastic syndromes may also affect band cell levels.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
Neutrophil bands are critical in diagnosing and monitoring conditions affecting white blood cell maturation. Elevated bands often signal an overactive immune response, such as in severe infections or inflammatory processes. Conversely, low bands may indicate impaired bone marrow function or immune system dysfunction, guiding treatment decisions for conditions like neutropenia or certain cancers.
Short name
Neutrophil Band Cells (Fld)
Frequently asked questions
What does an elevated neutrophil band count usually indicate?
How long does it take to get results for this test?
Can lifestyle changes affect neutrophil band counts?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
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.
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