Rubella Antibodies, IgG and IgM
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German measles serology.
To assess for antibodies related to rubella immunity or for presence of rubella infection.
Serum collected in a gold-, red-, or red/gray-top tube. Place separated serum into a standard transport tube within 2 hr of collection.
(Method: Chemiluminescent immunoassay)
|Negative||0.9 index or less||No significant level of detectable antibody||Less than 8 units/mL||No significant level of detectable antibody; indicative of nonimmunity|
|Indeterminate||0.91–1.09 index||Equivocal results; retest in 10–14 d||8–12 units/mL||Equivocal results; retest in 10–14 d|
|Positive||1.1 index or greater||Antibody detected; indicative of recent immunization, current or recent infection||Greater than 12 units/mL||Antibody detected; indicative of immunization, current or past infection|