Anti-Burnet Phage IgM Antibody (Serum/Plasma)
This test measures the presence of Immunoglobulin M (IgM) antibodies against the Burnet phage, a viral-like particle used in research to study immune responses. It may be ordered to evaluate immune system reactivity or as part of a broader diagnostic workup.
["IgM antibodies can indicate recent exposure or an active immune response to specific antigens."]
Key facts at a glance
- LOINC
- 32645-4
- Short code
- COXPM1
- Synonyms
- C burnet Ph1 IgM Ser Ql
- Category
- chemistry
- Sample
- serum
- Container
- Serum separator tube (SST) or red top tube
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- Immunofluorescence Assay (IFA)
- CPT
- 86638
- SNOMED
- 122548000
- Specimen volume
- 1 mL serum (minimum 0.5 mL)
- Stability
- Stable for 7 days at 2-8°C; for longer storage, freeze at -20°C or below
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 24–72 hours
- Order
- routine
What This Test Measures
The test detects IgM antibodies specific to the Burnet phage. IgM is the first antibody produced by the immune system in response to an infection or antigen exposure. This test is often used in research settings or specialized diagnostic contexts to assess immune function or reactivity.
Why It Might Be Ordered
A healthcare provider may recommend this test if you have symptoms or conditions linked to immune system involvement, such as chronic infections, autoimmune diseases, or if you’re part of a clinical study investigating immune responses.
Sample Collection and Preparation
A blood sample is typically collected from a vein in your arm. The blood is processed to separate serum or plasma, which is then tested for IgM antibodies. This process usually takes a few minutes, and you may experience a brief pinch or discomfort during venipuncture.
What to Expect Before the Test
No special preparation is usually required, but you may be asked to fast for a few hours if instructed by your provider. Wear comfortable clothing and bring any necessary medications or medical devices with you.
Reference range
NegativeN/A
No special preparation required. Acute and convalescent serum samples collected 2-4 weeks apart are recommended for accurate diagnosis of Q fever infection.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
While IgM antibodies against the Burnet phage are not commonly evaluated in routine clinical practice, elevated levels may suggest an active immune response. In research or specialized diagnostics, this test can help identify immune reactivity patterns or monitor immune responses to specific antigens.
Short name
Anti-Burnet Phage IgM
Frequently asked questions
What does a positive result mean?
What causes elevated IgM levels in this test?
How long does it take to get results?
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