UA-157848474-1 Skip to main content

Covid-19 Tests

What is the significance of the various test results?

​IgM negative, IgG negative: Patient not exposed or too early. A medical professional should observe symptoms and epidemiology of patients. Retesting should be considered if symptoms appear or persist.

IgM positive, IgG positive/negative: Acute or recent infection.

IgM negative, IgG positive: Previous, distant infection.