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Test Code STLP St. Louis Encephalitis Antibody, IgG and IgM, Serum


Ordering Guidance


This assay detects only St. Louis virus. For a complete arbovirus panel, order ARBOP / Arbovirus Antibody Panel, 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 in the diagnosis of St. Louis encephalitis using serum specimens

Method Name

Immunofluorescence Assay (IFA)

Reporting Name

St. Louis Enceph Ab, IgG and IgM, S

Specimen Type

Serum

Specimen Minimum Volume

0.25 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

Monday through Friday (May through October)

Monday, Wednesday, Friday (November through April)

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

86653 x 2

LOINC Code Information

Test ID Test Order Name Order LOINC Value
STLP St. Louis Enceph Ab, IgG and IgM, S 96255-5

 

Result ID Test Result Name Result LOINC Value
8182 St. Louis Enceph Ab, IgG, S In Process
87268 St. Louis Enceph Ab, IgM, S In Process

Testing Algorithm

For more information see Mosquito-borne Disease Laboratory Testing.