Eastern Equine Encephalitis Virus IgM Antibody, IFA

Last Modified: 9/22/2021 2:33:49 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:  
Minimum Volume: 0.1 mL Serum
Transport & Storage: Temperature/Stability: 7 days Ambient (Transport)
14 days Refrigerated
30 days Frozen
Rejection Criteria: Gross hemolysis • Grossly lipemic • Grossly icteric
Reference Range: <1:16
Critical Ranges:  
Test Comments:  
Methodology: Indirect Immunofluorescence Assay
Clinical Significance:

IgG titers ≥ 1:16 suggest exposure, while the presence of IgM indicates recent infection. Human infections are seasonal, from mid- to late-summer, occurring from New England to Texas. Minimal cross-reactivity with other Group A arboviruses, i.e., Western Equine Encephalitis virus, occurs.

Custom Panel: No


Turn Around Time: 3 days
Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday
PHL Test Code: MSOT
EPIC Test Code:
Send Out Test Code: 25582
Included Tests:  
CPT Coding: 86652

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