: Interferon Omega Antibody, Serum
: This test looks for antibodies in your blood that target interferon omega, a protein involved in immune signaling. It is most often used as an investigational marker in autoimmune conditions such as type 1 diabetes.
[": The test detects a specific immune protein (antibody) against interferon omega in a serum sample, but it does not by itself diagnose or rule out any disease."]
Key facts at a glance
- LOINC
- 22405-5
- Short code
- L inter Pomon Ab Titr Ser
- Synonyms
- L inter Pomon Ab Titr Ser
- Category
- coagulation
- 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
: What Is Being Measured
: Interferon omega is a signaling protein that helps regulate immune responses. This test detects antibodies that bind to interferon omega in a sample of serum, the clear liquid part of blood. The presence of these antibodies is a research and specialty finding rather than a routine screening result.
: How the Sample Is Collected
: A healthcare professional collects a blood sample from a vein, usually in your arm, and the serum is separated in the laboratory for testing. No special preparation is typically required, but follow any instructions from your care team.
: What the Results Mean
: A positive result indicates that antibodies against interferon omega were detected, while a negative result indicates they were not. Because this is a specialized marker, results should always be interpreted together with your symptoms, other lab tests, and your medical history by a qualified clinician.
: Limits of the Test
: This test is not a stand-alone diagnostic tool. Detection of these antibodies may be associated with certain autoimmune or endocrine conditions, but it can also appear in other contexts, so it cannot confirm or exclude a diagnosis on its own.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
: Antibodies to interferon omega have been described mainly in research settings and in some patients with autoimmune endocrine conditions, particularly type 1 diabetes. The clinical significance depends heavily on the individual patient context, and the test is generally used to support, not replace, standard diagnostic evaluation.
Short name
: IFN-ω Antibody
Frequently asked questions
: Do I need to fast before this test?
: Can a positive result mean I have diabetes?
: Is this a routine test?
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