Correlate antibody titers with the stage of infection. What antibody titer excludes current infection?
What will be an ideal response?
Answer: Current infection: EBV-CA IgG: >1:60; EBV-CA IgM: >1:160; EBNA: not detected
Recent past infection: EBV-CA IgG: >1:160; EBV-CA IgM: not detected; EBNA: >1:10
Past infection: EBV-CA IgG: >1:40; EBV-CA IgM: not detected; EBNA: >1:40
A positive EBNA titer: Rules out current infection.
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Indicate whether the statement is true or false.
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