A 44-year-old member asked:
measles titer pos. igg value 177.0 and it says "value isn't indicative of amount of antibody present". what's point of test then? am i covered?
1 doctor answer
Dr. Brad Goldenberg answered
36 years experience Pediatrics
IgM is key: Your probably covered...IgG antibody levels will tell you only if you were exposed to Measles in the past or had a vaccination, at risk individuals who are exposed to Measles the FIRST time only will exhibit an IgM spike if antibody and are the ones who will be sick from the viral illness. The titer will vary with individual, anything above 30.0 AU/mL is a sign of exposure to measles...
Answered on May 15, 2019
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