TBE IgG antibodies

Tick-Borne Encephalitis (TBE) is a potentially severe viral disease transmitted by ticks, which can lead to neurological complications. To comprehend and diagnose this illness, IgG antibodies play a central role, as the body produces them in response to the TBE virus.

What are TBE IgG antibodies?

IgG antibodies (Immunoglobulin G) are a type of antibodies produced by the body as part of the immune system's defense against infections and pathogens. In the case of Tick-Borne Encephalitis (TBE), IgG antibodies play a crucial role. TBE is a viral disease transmitted by ticks and can cause severe neurological complications. IgG antibodies against TBE are produced in response to either a previous TBE infection or as a result of vaccination against the TBE virus.

Why analyze TBE IgG Antibodies?

Analysis of IgG antibodies for TBE is a vital part of diagnostic procedures. It is done to determine whether a person has developed immunity to the TBE virus through either a previous infection or vaccination. IgG antibody analysis helps confirm previous exposure to the virus and can be used to assess the immune system's memory against TBE. This is particularly relevant when considering vaccination or in situations where it is important to establish immunity status, such as before traveling to areas where TBE is prevalent.

Vaccination and IgG response

Vaccination against TBE is an effective method to prevent the disease and can lead to the production of IgG antibodies. When a person is vaccinated, an inactivated form of the TBE virus is introduced into the body, stimulating the immune system to produce antibodies, including IgG antibodies. A robust IgG response after vaccination indicates a successful immunization and an enhanced ability to combat TBE infection if the individual is later exposed to the virus.

What can a high value of IgG antibodies indicate?

A high value of IgG antibodies in TBE may indicate that a person has an ongoing or past TBE infection or has been successfully vaccinated against TBE with strong protection. High IgG levels suggest a robust and lasting immune response to the TBE virus. This can be advantageous in protecting against future TBE infections and helping to reduce the risk of severe complications associated with the disease. A high IgG value is therefore a sign of immunity and can be crucial in assessing an individual's level of protection against TBE.

What can a low value of IgG antibodies indicate?

A low value of IgG antibodies in the analysis for TBE (Tick-Borne Encephalitis) can have several possible interpretations depending on the circumstances, such as:

  • Insufficient Immune Response: A low value of IgG antibodies may indicate a weakened immune response to the TBE virus. This could result from a weak or compromised immune system, influenced by various factors, including certain medical conditions, medication, or other health issues.
  • Early Stage of Infection or Vaccination: During early testing, especially in the initial stages of a TBE infection or shortly after vaccination, IgG levels may be low as the body takes time to produce these antibodies in a sufficiently high concentration.
  • Immune Suppression: Individuals with compromised immune systems, such as those undergoing immunosuppressive treatment after transplantation or due to autoimmune diseases, may exhibit low IgG levels.

Tests containing the marker TBE IgG antibodies



Infection and Immunity


  • Detects TBE infection.
  • Checking your TBE vaccine
  • Ensure your immunity to TBE.
  • Analysis of antibodies IgM & IgG

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