Doctor's Assessment Included
Every result includes a professional assessment from a BIG-registered doctor. For treatment decisions, discuss your results with your GP.
Borrelia IgM (Lyme Disease)
A Borrelia IgM test detects IgM antibodies against Borrelia burgdorferi, the bacterium responsible for Lyme disease. A positive result may indicate a recent or early-stage infection, as IgM antibodies are typically the first to appear after exposure.
What It Measures
This test detects the presence of IgM antibodies directed against Borrelia burgdorferi in your blood. IgM antibodies are the first antibodies produced by the immune system in response to a new infection, typically appearing within one to four weeks after a tick bite. The test provides a qualitative result indicating whether these early-response antibodies are present.
Why It Matters
Early detection of Lyme disease is important because timely treatment with antibiotics can be highly effective. IgM antibodies may indicate a recent infection, making this test particularly useful in the early weeks following a tick bite. Results should always be interpreted by a healthcare professional alongside clinical symptoms and exposure history.
When to Test
Testing may be recommended within the first few weeks after a tick bite, especially if you develop symptoms such as a characteristic rash, fever, fatigue, or joint pain. Consult a healthcare professional for guidance on appropriate timing and interpretation.
Lifestyle Tips
Take preventive measures against tick bites by wearing long sleeves and trousers in wooded areas, using insect repellent containing DEET, and performing thorough tick checks after outdoor activities. Seek prompt medical attention if you notice a bull's-eye rash or develop flu-like symptoms after a tick bite.
Frequently Asked Questions
Can a Borrelia IgM test give a false positive result?
Yes, false positive IgM results can occur due to cross-reactivity with other infections or autoimmune conditions. This is why a positive IgM result is typically confirmed with additional testing. Always consult a healthcare professional for proper interpretation of your results.
How soon after a tick bite should I get tested?
IgM antibodies typically appear one to four weeks after infection. Testing too early may produce a negative result even if infection has occurred. Your healthcare professional can advise on the optimal timing for testing based on your symptoms and exposure history.