Test Code VARIIS Varicella-Zoster,Ab,Im Status
Additional Codes
- Expanse Test Name:Varicella-Zoster Ab, Im Status
- Medinet Ref Code:VARIIS
- OV Code:CHEM*VARIIS
Performing Laboratory
St. Lukes Hospital Laboratory
Methodology
Enzyme-Linked Fluorescence Assay (ELFA)
Specimen Requirements
Draw blood in a plain, red-top tube(s) or a serum gel tube(s). Spin down and send 1 mL of serum refrigerated.
Unspun specimens must be transported at ambient temperature and arrive at the laboratory within one hour of draw.
Reference Values
Reference Range
Non-Immune: <134.9
Immune: ≥165.1
Varicella IgG does have an equivocal range of 135.0 – 165.0. Results falling into the equivocal range need to be repeated. A second sample should be collected no less than one to two weeks later.
Day(s) Test Set Up
Tuesday, Thursday
Test Classification and CPT Coding
CPT: 86787
LOINC: 15410-4