EPSTEIN BARR NUCLEAR ANTIGEN

Test Code

LAB7855

CPT Codes
86664

Preferred Specimen

1 Gold tube (SST)

Patient Preparation
None

Minimum Volume

1 mL

Instructions

Centrifuge for complete separation of serum from red cells. Refrigerate until tested.

Transport Container

Gold tube

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 7 days; otherwise freeze at -20° or lower

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis interferes

Methodology
Multiplex Flow Immunoassay

Setup Schedule

M, T, W, Th, F

Report Available

Results available in 48 hours

Clinical Significance

IgG antibodies to NA normally rise during convalescence and will persist for life. A positive result indicates that the patient has antibody to Epstein Barr Virus Early Antigen (EBV-EA). It does not differentiate between an active or past infection.

Performing Laboratory
Alverno Central Lab

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.