Need to check for a recent or active varicella-zoster virus (VZV) infection? This test detects IgM antibodies, which are typically present in the early stages of chickenpox or shingles. It’s useful for individuals with suspected recent exposure or those at higher risk of complications.
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What's in the test?
Immunity
Varicella zoster IgM
Learn more
Varicella zoster is the virus which causes chickenpox, following the initial infection it can lie dormant in the spinal cord, reactivating to cause shingles. Immunoglobulin M (IgM) antibodies are produced by the immune system during the initial chickenpox infection, and can be present during an occurrence of shingles.
How to prepare for your test
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Reviews
FAQs
What are IgM antibodies?
IgM antibodies are the first antibodies to appear in response to initial exposure to an antigen. A positive IgM result indicates it is likely that you have become infected with the varicella-zoster virus within recent weeks.
What is chickenpox, and how do I prevent it?
Chickenpox is a highly contagious disease caused by the varicella-zoster virus (VZV). It can cause an itchy, blister-like rash. Chickenpox can be serious especially in babies, adolescents, adults, pregnant women, and people with a weakened immune system. The best way to prevent chickenpox is to get the chickenpox vaccine.