This laboratory test is performed on a blood sample to measure the levels of neutrophils in the blood. Neutrophils are the most common type of white blood cells, responsible mainly for building up the immunity in the body.
Why is this test performed?
This test is performed:
To diagnose neutrophilia or neutropenia
As a part of complete blood count (CBC)
To screen for a number of conditions
To monitor the efficacy of treatment.
Sample collection: Blood sample is collected from a vein by a healthcare professional and stored in a sterilized tube
The sample is sent to laboratory for further analysis.
What is neutropenia and neutrophilia?
Neutropenia is the abnormal decrease in the concentration of neutrophils (WBC) while Neutrophilia is the abnormal increase in the concentration of neutrophils.
What are the symptoms of neutropenia?
Chills or sweating
What are the sign and symptoms of neutrophilia?
Increased neutrophil precursor cells and young neutrophils.
What conditions might affect my test results?
How to prepare for this test?
No special preparations are required for this test. Inform your doctor about the use of all prescribed and non-prescribed medicines. Wear a short-sleeved shirt to aid the collection of sample.
What are the risks of this test?
Collecting blood from a vein is a very easy procedure and pose only minimum risk, including:
Normal range: 1500-8000 cells per microliters of blood
Interpretation of test results:
Causes of increased neutrophil levels:
Excessive steroid use
Sudden cardiac arrest
Causes of decreased neutrophil levels:
Bone marrow failure
You should get tested:
If you have the symptoms of neutrophilia or neutropenia
If you have symptoms of an autoimmune disorder, blood disorder, or bone marrow disorder
If you have an acute infection
If you have an abnormal complete blood count result.