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Test Code VZ Ab Varicella Antibody Screen

Performing Laboratory

Memorial Hospital- Virology Laboratory              304-388-9618

Specimen Requirements

Serum-Plain Red Top Tube

Draw 4 ml (minimum 2 mL) blood 

Allow sample to clot naturally before centrifugation

Centrifuge and remove serum within 8 hours of collection   

Specimen Rejection

  • Improperly labeled, collected, stored, and transported
  • Quantity not sufficient
  • Serum subject to repeat freeze thaw cycles
  • Hemolyzed serum

Storage and Stability

Room Temperature               Up to 8 hours
Refrigerate > 8 hours prior to testing                      
Frozen > 5 days before testing

Reference Values

Immune or Not Immune

Interpretation

Antibody titers to Varicella virus at low levels may not indicate immunity. Titers may decrease with lack of exposure.

Methodology

Chemiluminescent 

Days Test Set Up and Turnaround

Monday through Friday, Batched Daily

Results available same day as testing

CPT Coding

86787