Stratify JCV™ Antibody (with index) with Reflex to Inhibition Assay

Test Code

91666

CPT Codes
86711<br /> *** RESTRICTED USE *** This code is available for Client 55001, 56349, 58110, 58232, 58233, 58234, 58235, 58251, 58252, 58372, 58373, 58384, 58660, 58659,58661,58662,58663,58664, 58665, 58666, 58667, 58668, 58669, 58670, 58670, 58671, 58672, 58673, 58674, 58675, 58676, 58676, 58677, 58678, 58679, 58680, 58681, 58682, 58683, 58683, 58684, 58685, 58686, 58687, 58688, 58689, 58690, 58691, 58692, 58693, 58694, 58695, 58696, 58697, 58698, 58699, 58702 All other clients must be notified to use test code 91665.

Includes

If the Index Value is between 0.19 and 0.41 (not inclusive), then 90937-2 JCV Virus Antibody Inhibition Assay will be performed at an additional charge.

Preferred Specimen

1 mL serum or plasma collected in an 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 (IA)

Setup Schedule

Set up: Mon-Sat; Report available: 1-4 days

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.

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.