Arbovirus Antibodies, IgG CSF - LG6574

Sunquest Code:ARMISC  
Epic Code:LAB4909Epic Name:Send Outs Misc Test
Synonyms:Encephalitis Antibodies, IgG
Methodology:Indirect fluorescent antibody/Enzyme linked immunosorbent assay
Test Includes:California Encephalitis Antibody, Eastern Equine Encephalitis Antibody, St. Louis Encephalitis, Western Equine Encephalitis Antibody, West Nile Virus Antibody.
Turnaround Time:Specimens are sent to the reference laboratory Mon-Sat; results are reported within 1-5 days.

This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Collection Instructions

Optimal Volume:4 mL
Minimum\Peds Volume:1.5 mL
Container:Sterile tube (Plastic leakproof container, sterile)
Causes for Rejection:Heat-inactivated, contaminated or hemolyzed specimens.

Processing and Shipping

Specimen Processing:Do not process. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:8 hours at room temperature; 2 weeks refrigerated; 1 year frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:2001596


Reference Range:
St. Louis Encephalitis Antibody, IgG by IFA Less than 1:1
California Encephalitis Antibody, IgG by IFA Less than 1:1
Eastern Equine Encephalitis Antibody, IgG by IFA Less than 1:1
Western Equine Encephalitis Antibody, IgG by IFA Less than 1:1
West Nile Virus Antibody, IgG by ELISA, CSF 1.29 IV or less: Negative-No significant level of West Nile Virus IgG antibody detected
1.30-1.49 IV: Equivocal - Questionable presence of West Nile Virus IgG antibody detected. Repeat testing in 10-14 days may be helpful.
1.50 IV or greater: Positive - Presence of IgG antibody to West Nile Virus detected, suggestive of current or past infection.

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