Last Modified:
8/10/2023 7:36:01 AM
Medical Necessity Documentation:
Client Notes:
Patient Preparation:
Specimen Requirements:
1.0 mL Serum from a Red Top Tube in a Plastic Vial
Collection Instructions:
Minimum Volume:
0.50 mL Serum
Transport & Storage: Temperature/Stability:
7 days Ambient
14 days Refrigerated
90 days Frozen
Rejection Criteria:
Hemolysis
Reference Range:
Negative
| Index |
Interpretive criteria |
| <0.20 |
Negative |
| 0.20-0.40 |
Indeterminate |
| >0.40 |
Positive |
Critical Ranges:
Test Comments:
If Index Value is between 0.19 and 0.41 (not inclusive), JC Virus Antibody Inhibition Assay will be performed at an additional charge (CPT code(s): 86711).
Methodology:
Immunoassay (IA)
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.
Documentation:
Custom Panel:
No
PRODUCTION SCHEDULE
Turn Around Time:
2 to 5 days
Days Performed:
Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed:
Quest - Chantilly to San Juan Capistrano
PHL Test Code:
JCVR
EPIC Test Code:
IMO5770
Send Out Test Code:
91665
Alternate Test Names:
JCV AB (w/index), Reflex Inhib Assay
Included Tests:
CPT Coding:
86711
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