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German measles serology.
To assess for antibodies related to rubella immunity or for presence of rubella infection.
There are no food, fluid, activity, or medication restrictions unless by medical direction.
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 days||8–12 units/mL||Equivocal results; retest in 10–14 days|
|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|
Critical Findings and Potential Interventions
A nonimmune status in pregnant patients may present significant health consequences for the developing fetus if the mother is exposed to an infected individual.
Timely notification to the requesting health-care provider (HCP) of any critical findings and related symptoms is a role expectation of the professional nurse. A listing of these findings varies among facilities.