Arbovirus Antibody Panel (IgG, IgM), IFA, Serum

Last Modified: 12/15/2021 1:50:47 PM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements: 1.0 mL Serum from a Red Top Tube in a Plastic Vial
Collection Instructions: Avoid Freeze/Thaw Cycles 
Minimum Volume: 0.2 mL Serum
Transport & Storage: Temperature/Stability: 5 days Ambient
13 days Refrigerated
30 days Frozen
Rejection Criteria: gross hemolysis, grossly lipemic, grossly icteric
Reference Range:

Refer to Interpretive Results
Critical Ranges:  
Test Comments: Limitations: False-positive results may be produced if the patient has been immunized against yellow fever or if the patient has had previous infections that produce similar, cross-reacting antibodies.
Methodology: IFA
Clinical Significance:

Serum is tested against antigens of California Encephalitis (La Crosse), Eastern Equine Encephalitis, St. Louis Encephalitis, and Western Equine Encephalitis viruses. IgG titers > or = 1:16 suggest exposure, while the presence of IgM indicates recent infection. Incidence is seasonal from mid- to late-summer (July-October).
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 4 to 5 days
Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday
PHL Test Code: MSOT
EPIC Test Code: IMO219
Send Out Test Code: 34980
Alternate Test Names: Arbovirus Panel IgM
Included Tests:

California Encephalitis (IgG, IgM); Eastern Equine Encephalitis (IgG, IgM); St. Lois Encephalitis (IgG, IgM); Western Equine Encephalitis (IgG, IgM)
CPT Coding: 86651 x2, 86652 x2, 86653 x2, 86654 x2

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