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Test Code WEEP Western Equine Encephalitis Antibody, IgG and IgM, Serum


Specimen Required


Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL

Collection Instructions: Centrifuge and aliquot serum into plastic vial.


Forms

If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.

Useful For

Aiding the diagnosis of Western equine encephalitis using serum specimens

Method Name

Immunofluorescence Assay (IFA)

Reporting Name

West Equine Enceph Ab,IgG and IgM,S

Specimen Type

Serum

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) Performed

(May through October) Monday through Friday

(November through April) Monday, Wednesday, Friday

Report Available

Same day/1 to 4 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been cleared, approved, or is exempt by the US 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 In Process

Testing Algorithm

For more information see Mosquito-borne Disease Laboratory Testing