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Neutrophil Membrane-Associated Glycoprotein (e.g., CD177) Level

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

This test measures a protein found on the surface of neutrophils, a type of white blood cell. It helps assess immune function and may be used in conditions involving chronic inflammation or immune disorders.

Quick summary

["This test supports evaluation of immune responses and potential inflammatory conditions."]

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

Key facts at a glance

LOINC
85367-1
Short code
Neutrophil membrane IgG Ser Ql IF
Synonyms
Neutrophil membrane IgG Ser Ql IF
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
if
CPT
82784
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 This Test Might Be Ordered

Your healthcare provider may recommend this test if you have symptoms like persistent infections, unexplained fevers, or signs of chronic inflammation. It could also be part of a broader evaluation for conditions like autoimmune diseases or certain blood disorders.

What to Expect Before the Test

No special preparation is needed. You’ll typically provide a blood sample drawn from a vein in your arm. If you’re taking blood thinners, let your provider know before the test.

What the Test Results Mean

Results are interpreted by your healthcare provider based on your medical history and symptoms. Abnormal levels might indicate immune dysfunction, infection, or other underlying health issues.

Common Conditions Monitored

This test may be used to monitor conditions such as chronic granulomatous disease, certain autoimmune disorders, or after treatments that affect white blood cell function.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance: Neutrophil Membrane Proteins in Health and Disease

Short name

Neutrophil Membrane Protein Test

Frequently asked questions

What does a high level of this protein suggest?
Elevated levels may be associated with chronic inflammation, certain infections, or immune system activation. However, results alone aren’t diagnostic; they’re part of a larger clinical picture.
What does a low level indicate?
Low levels could suggest immune deficiencies, medications affecting neutrophil function, or conditions that impair white blood cell production. Always discuss results with your provider.
Can lifestyle changes affect this test?
While diet and exercise generally don’t directly impact this specific protein, managing chronic conditions (like infections or inflammation) can indirectly influence test results. Follow your provider’s advice for lifestyle adjustments.
  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