Stratify™ JCV Antibody (with Index) with Reflex to Inhibition Assay : 91665

Test Code

JCVABQ or 91665

Alias/See Also

JC Polyoma Virus Ab

CPT Codes
86711; If the Index Value is between 0.20-0.40 (inclusive), then Stratify JCV™ Antibody Inhibition Assay will be performed at an additional charge (reflex code: JCVRLX 90257-2, CPT code: 86711).

Includes

Reflex to Stratify JCV™ Antibody Inhibition Assay

Transport Container

Preferred Specimen
1 mL serum

Alternative Specimen
Plasma collected in: EDTA (lavender-top) tube

Minimum Volume
0.5 mL

Transport Temperature

Room temperature.

Specimen Stability

Room temperature: 7 days; Refrigerated: 14 days; Frozen: 90 days

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

Gross hemolysis, Grossly lipemic, Grossly icteric

Methodology
Immunoassay

Setup Schedule

Monday - Saturday

Report Available

1-4 days (From receipt at performing laboratory)

Reference Range

Negative

Clinical Significance

The JC Virus (JCV) is associated with progressive multifocal leukoencephalopathy (PML). Detection of antibodies to JCV in serum or plasma is a reliable indicator of exposure to JCV. The analytical performance characteristics were determined for multiple sclerosis patients.

Performing Laboratory
Quest Diagnostics

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.