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HelpTest Code MISC2MAYOWEEP Western Equine Encephalitis Antibody, IgG and IgM, Serum
Useful For
Aiding the diagnosis of Western equine encephalitis
Method Name
Immunofluorescence Assay (IFA)
Reporting Name
West Equine Enceph Ab,IgG and IgM,SSpecimen Type
SerumSpecimen Required
Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Specimen Volume: 0.5 mL
Specimen Minimum Volume
0.15 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 14 days |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
Reference Values
IgG: <1:10
IgM: <1:10
Reference values apply to all ages.
Day(s) and Time(s) Performed
May through October: Monday through Friday; 9 a.m.
November through April: Monday, Wednesday, Friday; 9 a.m.
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
This test has been cleared, approved or is exempt by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
86654 x 2
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| WEEP | West Equine Enceph Ab,IgG and IgM,S | 69041-2 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 8193 | West Equine Enceph Ab, IgG, S | 6957-5 |
| 87279 | West Equine Enceph Ab, IgM, S | 6958-3 |
Forms
If not ordering electronically, complete, print, and send a Microbiology Test Request (T244) with the specimen.
Testing Algorithm
See Mosquito-borne Disease Laboratory Testing in Special Instructions.