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HelpTest Code LAB3002 Varicella Zoster Immune Status Employee
Clinical System Name
Employee Varicella Zoster Immune Status
Description
Determination of immune status of Varicella Zoster (chicken pox) for employees. Patients should use VZ IS.
Sample Requirements
Specimen: Whole blood
Container(s): Gold SST, Red or Gold Microtainer
Preferred Vol: 1.0 mL
Minimum Vol: 0.75 mL
Note: Avoid hemolysis
Processing Instructions
Reject due to:
Spin: Y
Aliquot: Y
Temp: 2-8 C
Storage location: CPA Fridge; FrigF rack.
Enter employee number when prompted by Epic. Spin sample and transfer serum to plastic aliquot tube labeled with large Epic label.
Note: Minimum volume of 0.3 mL may be shared between E VZ IS, E RUB IS, E MUMPS IS, and E Meas IS
Off-site collection: Spin blood, separate, and send refrigerated.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| separated serum | Room temp | |
| Refrigerated | 7 d | |
| Frozen | 1 m |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Chemistry
Location: Chem East
Phone Number: 206-987-2617
Synonyms
Chicken Pox; Varicella IgG
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | M-F | 1-3 d |
Contact the Chemistry Lab for requests outside the stated availability 206-987-2565.
Methodology
Method: Immunoassay on Bioplex 2200
Analytical Volume: 0.250 mL
Limitations:
Reference Range
| Reactive | Presumed immune |
| Equivocal | |
| Non-reactive (negative) | Presumed to have no immunity |