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Epstein Barr Virus Viral Capsid Antigen Igm Antibodies, Ebv(Vca)

₹2,000.00

15 minutes
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The EBV VCA IgM Test detects IgM antibodies against the viral capsid antigen (VCA) of the Epstein-Barr Virus (EBV). The VCA is a protein on the surface of the virus, and the presence of IgM antibodies against it typically indicates a recent or acute infection. These antibodies are produced in the early stages of EBV infection and are usually the first to appear, often before other antibodies (like IgG or EBNA).
The IgM antibodies associated with EBV VCA usually appear within the first few weeks of infection and gradually decrease as the body produces IgG antibodies to fight the infection

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    Description

    Why It’s Done

    Doctors may order the EBV VCA IgM test to:
    • Diagnose acute or recent EBV infection, particularly in individuals showing symptoms such as fever, sore throat, swollen lymph nodes, and fatigue (common signs of mononucleosis).
    • Confirm an active infection if someone has been exposed to EBV or has a recent history of exposure.
    • Differentiate between acute and past infection by distinguishing IgM from IgG antibodies, which are present later in the infection.
    • Evaluate the stage of infection when symptoms like swollen lymph nodes and sore throat are present.
    • Monitor immunocompromised individuals who may experience reactivation of the EBV virus.
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    Preparation

    • No special preparation is typically required.
    • Inform your doctor about any recent infections, vaccinations, or medications that may affect the test results, particularly if you are using immunosuppressive medications.
    • The test requires a simple blood sample, usually collected from a vein in the arm

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