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Stratify JCV Antibody with Index and Reflex to Inhibition Assay

Order Name JCV Ab/Index
Test Number: 6006452
Revision Date 11/22/2021
Test Name Methodology LOINC Code
JCV Antibody
Immunoassay 70173-0 
JCV Index
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5 mL) Plasma EDTA (Lavender Top) Room Temperature
Instructions Specimen Stability: Room temperature: 7 days, Refrigerated: 14 days, Frozen: 90 days.
Special Instructions: Specimen must be processes within 24 hours of collection.
Testing Schedule Tue-Sat 
Expected TAT 1-4 days from set up   
Clinical Use 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. 
Notes Reference Lab: Quest
Test Code: 91665
Click Here to view information on the Quest website.

If Index Value is between 0.20 - 0.40 (inclusive), this test will reflex to
Order Code: [6006473] JCV Antibody Inhibition Assay with Result code of [6006473] JCV Inhib Ab
CPT Code(s) 86711
Lab Section Reference Lab